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Table of Contents
- 1 What is the best koolertron microscope 4.5 to buy?
- 2 Best Koolertron Microscope 4.5 Reviews
- 3 Offers and Discounts
- 4 Cheap Koolertron Microscope 4.5
- 5 Buy Koolertron Microscope 4.5 Online
- 5.1 8.5 inch LCD Digital USB Microscope with 32G TF Card, Koolertron 12MP Camera Video Recorder,Rechargeable Battery,Support Image Flip/Reverse Color/Black & White for Circuit Board Soldering PCB Coins
- 5.2 Koolertron One Handed Macro Mechanical Keyboard, RGB LED Backlit Portable Mini One-Handed Mechanical Gaming Keypad OSU! Keyboard 9 Fully Programmable Keys Blue Switches
- 5.3 RedThunder One-Handed Mechanical Gaming Keyboard - Blue Switches RGB Backlit 35 Keys Portable Mini Gaming Keypad - Ergonomic Game Controller for PC/MAC/PS4/XBOX ONE Gamer
- 5.4 7 inch LCD Digital USB Microscope Angle Adjustable with Remote Control,Koolertron 12MP 1920x1080 30fps Video Recorder Image Flip/Reverse Color/Black & White for Circuit Board Repair Soldering PCB Coin
- 5.5 Koolertron One Handed Macro Mechanical Keyboard,Blue LED Backlit Portable Mini One-Handed Mechanical Gaming Keypad 23 Fully Programmable Keys (Blue Backlit/Blue switches)
- 5.6 7 inch LCD Digital USB Microscope with 32G TF Card,Koolertron Upgraded 12MP 1-1200X Magnification Camera Video Recorder,Wired Remote,Rechargeable Battery for Circuit Board Soldering PCB Coins Outdoor
- 5.7 Koolertron Single-Handed Programmable Mechanical Keyboard with OEM Gateron Red Switch,All 44 Programmable Keys Tools Keypad,8 Macro Keys,PBT Keycaps.[SMKD72-C]
- 5.8 Koolertron 7 inch LCD Digital USB Microscope & Endoscope,Upgraded 12MP Inspection Camera Video Recorder,Remote Control,Image Flip/Reverse Color/Black & White for Circuit Board Soldering PCB Coins
- 5.9 Koolertron Single-Handed Programmable Mechanical Keyboard with OEM Gateron Red Switch,All 46 Programmable Keys Tools Keypad,8 Macro Keys,PBT Keycap.[SMKD72-B]
- 5.10 Koolertron Single-Handed Programmable Mechanical Keyboard with OEM Gateron Red Switch,All 48 Programmable Keys Tools Keypad,8 Macro Keys, PBT Keycaps.[SMKD72-A]
- 5.11 7 inch LCD Digital USB Microscope,Koolertron 12MP 1-1200X Magnification Handheld Camera Video Recorder with screen,8 LED Light,Rechargeable Battery for Circuit Board Repair Soldering PCB Coins jewelry
- 5.12 7 inch LCD Digital USB Microscope with 32G TF Card,Koolertron 12MP 1-1200X Magnification Handheld Camera Video Recorder,8 LED Light,Rechargeable Battery for Circuit Board Repair Soldering PCB Coins
- 5.13 Koolertron Upgraded 15MHz DDS Signal Generator Counter,High Precision Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 200MSa/s (15MHz)
- 5.14 Koolertron Single-Handed Programmable Mechanical Keyboard with Cherry MX Red Switch,All 48 Programmable Keys Tools Keypad,8 Macro Keys, PBT Keycaps.[SMKD72-A]
- 5.15 Koolertron Upgraded 7 inch IPS Touch Screen H.265 4K IPC-9800 Plus IP Camera Tester CCTV CVBS Analog Tester Built in WiFi with POE/WIFI/8G TF Card/HDMI Output/RJ45 TDR/Dual Window Test/Firmware
- 5.16 Koolertron 4.3 inch LCD Digital USB Microscope,8MP 1-1000X Magnification Handheld Digital Microscope Camera,8 LED Light,Rechargeable Battery LCD Microscope for Circuit Board Repair Soldering PCB Coins
- 5.17 Koolertron 4.3 inch Full Color LCD Digital USB Microscope with 10X-600X Magnification Zoom,8 LED Adjustable Light,Rechargeable Lithium Battery,Micro-SD Storage,Camera Video Recorder
- 5.18 7 inch LCD Digital USB Microscope Angle Adjustable with Remote Control,Koolertron 12MP 1920x1080 30fps Video Recorder Image Flip/Reverse Color/Black & White for Circuit Board Repair Soldering PCB Coin
- 5.19 Koolertron Upgraded 5 inch Handheld Portable Digital Video Magnifier Mobile Electronic Reading Aid IPS Screen Support HDMI AV Output to TV with 3X-48X Zoom Multiple Color Modes,Freeze etc
- 5.20 Koolertron Universal 50MM Microphone Shock Mount for 48MM-54mm Diameter Condenser Mic (Black)
- 6 Best Koolertron Microscope 4.5 2025
What is the best koolertron microscope 4.5 to buy?
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Offers and Discounts
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Buy Koolertron Microscope 4.5 Online
8.5 inch LCD Digital USB Microscope with 32G TF Card, Koolertron 12MP Camera Video Recorder,Rechargeable Battery,Support Image Flip/Reverse Color/Black & White for Circuit Board Soldering PCB Coins
- đ[8.5 inch Large Screen] 8.5-inch large screen allows you to get a larger field of view directly from the screen without an external large screen display. This digital microscope offers 19% larger view than 7 inch microscope(It does not support connection to a computer/tablet etc.) This microscope can record 1920*1080 30fps, 1440*1080 30fps, 1280*720 30fps video, and capture up to 4032*3024 pixel photos with Micro-SD card installed ( included with 32G TF card)
- đ[Image Flip/Reverse Color/Black & White Functions] Unlike other microscopes, 8.5 inch LCD digital USB microscope supports image flip/reverse color/black & white functions, makes observing items and soldering circuits, etc more convenient
- đ[Two ways to fill light & Large Capacity Battery Included] The microscope equipped with an adjustable brightness fill light (8 LED) on the lens. Two fill lights on stand both sides that can be adjusted freely, and the brightness can be adjusted by the dimmer switch.And 3400mAh replaceable battery, which lasts more than 4 hours
- đ[Height & Angle Adjustable Stand] This angle-adjustable stand specifically solves the problem of high reflection which is different form Vertical microscopes.(Vertical microscopes is easy to lose sight of the details of the objects due to reflection) The height adjustable stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.
- đ[Great Gift] Perfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.
Koolertron One Handed Macro Mechanical Keyboard, RGB LED Backlit Portable Mini One-Handed Mechanical Gaming Keypad OSU! Keyboard 9 Fully Programmable Keys Blue Switches
- ăAll 9 Keys ProgrammableăAll keys can be programmable. The custom programmable key functions include regular 104 buttons, 8 web navigation buttons, 8 multimedia shortcuts, keyboard locks, Windows locks, etc. Each button can be set to any of these buttons.
- ăAll Macro KeysăThere are 24 macro function buttons, 12 of which are advanced macros, 12 are quick macros. Macro functions can be used in series and can support up to 792 key commands, which can meet various complex usage scenarios, Such as: office/wps and other office software shortcuts, CAD/Ae/Pr/Ps shortcuts, various user accounts and passwords, game quick tricks, OSU!, basic code for programmers. For example, setting a button triggers "ctrl+a 0.5s ctrl+c 0.5s ctrl+v" etc a series of operatio
- ă4-Layer Custom Configurationsă Built-in MCU, after keyboard keys be set up, it can be stored in keyboard's MCU, and no need reset the keyboard even replace the computer. Can save 4-layer of configurations to handle multiple usage scenarios. Perfect not only for gamers but also for so many other types of users including designers and video editors
- ăPortable Mini KeypadăPortable Mini keypadïŒ2.7" x 2.5" x 1.2" ultra-small size, effectively saves desktop space. Detachable USB cable. You can connect the keypad (plug and play) and a 104-key keyboard with the same computer at the same time, they will not interfere with each other.
- ăRGB BacklightăRGB backlight can be customized to the player's desired color, supports 4 kinds of cool lighting effects. The backlight brightness can be adjusted/turned off. Very clear and bright buttons, you can enjoy yourself in the dark night without the lamp
RedThunder One-Handed Mechanical Gaming Keyboard - Blue Switches RGB Backlit 35 Keys Portable Mini Gaming Keypad - Ergonomic Game Controller for PC/MAC/PS4/XBOX ONE Gamer
- ăMechanical KeyboardăRedThunder k50 structured with new type blue switch, this blue switch is reinforced at the joint, which makes the key more stable and durable. The mechanical keys offer medium resistance, audible click sound, and crisp, precise tactile feedback for ultimate gaming performance.
- ăMacro Recording KeysăThe G1 - G6 keys have the macro recording function, you could record the contents and create complex macros to take full command of your computer. How to use macro definitions: 1. If there is no recording in G1, press FN + G1 to enter the recording state; 2. When the G1 lamp is flashing, you can input the recording content; 3. After input FN + G1, the G1 lamp will return to the normal mode; 4. Then press FN + G1 to clear the recording content and turn it into F1 function.
- ăRGB BacklightăBuilt-in 9 backlight colors, 5 backlight modes, press FN+5 to change the color of the backlight, press FN+Tab to switch the backlight mode.
- ăErgonomic DesignăThe keyboard uses a 35 keys portable design, its small size makes it not only easy to carry but also saves you space. The big wrist-res t and ergonomic design provide you with a relaxing gaming experience.
- ăEasy to UseăDriver Free, Plug&Play, Fully Compatible with: Win10/8/7/Vista/ME/Mac/Linux/IBM.
7 inch LCD Digital USB Microscope Angle Adjustable with Remote Control,Koolertron 12MP 1920x1080 30fps Video Recorder Image Flip/Reverse Color/Black & White for Circuit Board Repair Soldering PCB Coin
- ă7 inch Large Screenă7-inch large screen allows you to get a larger field of view directly from the screen without an external large screen display.(It does not support connection to a computer/tablet etc.)This digital microscope can record 1920*1080 30fps, 1440*1080 30fps, 1280*720 30fps video, and capture up to 4032*3024 pixel photos with Micro-SD card installed (Micro-SD card is not included)
- ăAngle Adjustable Display & Adjustable StandăAngle adjustable display makes users can choose the most comfortable and suitable angle.Angle-adjustable stand solves the problem of high reflection which is different form Vertical microscopes.(Vertical microscopes is easy to lose sight of the details of the objects due to reflection) This stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.
- ăImage Flip/Reverse Color/Black & White FunctionsăUnlike other microscopes,this 7 inch LCD digital microscope supports image flip/reverse color/black & white functions, makes observing items and soldering circuits, etc more convenient.
- ăTwo ways to fill lightăThis handheld LCD digital microscope not only equipped with 8 adjustable LED fill light on the lens.but also two fill lights on the both sides of stand that can be adjusted freely, and the brightness can be adjusted by the dimmer switch. allowing you to set the desired level of illumination. provide excellent detail and optimal clarity and allows capture pictures or video in the woods and some dark places.
- ăGreat GiftăThis LCD digital microscope is perfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.
Koolertron One Handed Macro Mechanical Keyboard,Blue LED Backlit Portable Mini One-Handed Mechanical Gaming Keypad 23 Fully Programmable Keys (Blue Backlit/Blue switches)
- ăAll 23 Keys ProgrammableăAll keys can be programmable. The custom programmable key functions include regular 104 buttons, 8 web navigation buttons, 8 multimedia shortcuts, keyboard locks, Windows locks, etc. Each button can be set to any of these buttons.
- ăAll Macro KeysăThere are 24 macro function buttons, 12 of which are advanced macros, 12 are quick macros. Macro functions can be used in series and can support up to 792 key commands, which can meet various complex usage scenarios, Such as: office/wps and other office software shortcuts, CAD/Ae/Pr/Ps shortcuts, various user accounts and passwords, game quick tricks, basic code for programmers. For example, setting a button triggers "ctrl+a 0.5s ctrl+c 0.5s ctrl+v" etc a series of operations
- ă4-Layer Custom Configurationsă Built-in MCU, after keyboard keys be set up, it can be stored in keyboard's MCU, and no need reset the keyboard even replace the computer. Can save 4-layer of configurations to handle multiple usage scenarios. Perfect not only for gamers but also for so many other types of users including designers and video editors
- ăPortable Mini KeypadăPortable Mini keypadïŒ5"x 3.5" x 1.2" ultra-small size, effectively saves desktop space. Detachable USB cable. You can connect the keypad (plug and play) and a 104-key keyboard with the same computer at the same time, they will not interfere with each other.
- ăBlue LED BacklightăThe backlight brightness can be adjusted/turned off. Very clear and bright buttons, you can enjoy yourself in the dark night without the lamp
7 inch LCD Digital USB Microscope with 32G TF Card,Koolertron Upgraded 12MP 1-1200X Magnification Camera Video Recorder,Wired Remote,Rechargeable Battery for Circuit Board Soldering PCB Coins Outdoor
- đ» [Angle Adjustable 7 inch Large LCD Screen] Equipped with 7 inches large HD LCD screen provides a broad field of view for easy viewing.Most of the users usually work for a long time while sitting,we design this display to an adjustable angle.So users can choose the most comfortable and suitable angle from the display.Large screen with adjustable angle will give you a better visual experience. Powered by rechargeable Li-ion battery (2.5hrs work time) or USB. Truly portable and independent.
- đ»[Connect with PC & Save & Output] Produced images can be easily transferred to a monitor.When connected to a PC,It is powered via USB port.Please launch the installed software only when it is connected to a PC and ready for observations.It has up to 1200x continuous magnification when connect with large monitor.Equipped with Micro SD card slot and 32G tf card.You can save the images and videos obtained during your observations to the TF card and output.(Maximum support for 64G Micro SD cards)
- đ» [Wired Remote Control & Excellent Lighting Effect] One key to call up the menu, no need to touch the host under observation so that the object observation is more stable.Besides basic 8 LED lights of microscope lens,it has 2 extra auxiliary lights.Just connect the remote control cable,the extra lights will light.provide excellent detail and optimal clarity and allows capture pictures or video in the woods and some dark places.
- đ» [Height Adjustable Stand] The height adjustable stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.It also equipped with a reflector.
- đ» [Great Gift] This LCD digital microscope is perfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.
Koolertron Single-Handed Programmable Mechanical Keyboard with OEM Gateron Red Switch,All 44 Programmable Keys Tools Keypad,8 Macro Keys,PBT Keycaps.[SMKD72-C]
- ă44 Programmable Keys & 8 Macro Keys Based HardwareăProgram all 44 keys or create 8 complex macros with the configuration software to take full command of your computer. A macro key can output up to 31 characters. Perfect not only for gamers, but also for so many other types of users including supermarket cashier, designers and video editors
- ăBuilt-in MCUăAfter keyboard keys be set up, it will be automatically stored in keyboard's MCU, and no need reset the keyboard even replace the computer
- ăSupport 9 Kinds Key Program Typesă Normal/FN-Shift/Mouse/Combination/Burst/Round-Robin/Continue/Jitter/Special Functions/Disable key types, different key type with different function
- ăOEM Gateron Red SwitchesăOEM Gateron Red switches with trigger travel of 2±0.6mm, keystroke force of 45±15cN, plus full anti-ghosting ensures great feel and accuracy.
- ăPortable Mini keypadăPortable Mini keypad, effectively save desktop space. You can connect the keypad and a 104-key keyboard with the same computer at the same time, they will not interfere with each other.
Koolertron 7 inch LCD Digital USB Microscope & Endoscope,Upgraded 12MP Inspection Camera Video Recorder,Remote Control,Image Flip/Reverse Color/Black & White for Circuit Board Soldering PCB Coins
- đ ă7 inch Large Screen & EndoscopeăUnlike other microscopes,This upgraded microscope is equipped with an endoscope.When switching to the endoscope function,The 0.3 Mega Pixels endoscope can easily observe slits, deep pipes, holes, inner walls of pipes or other objects that are not convenient to observe in a narrow area.7-inch large screen allows you to get a larger field of view directly from the screen (It does not support connection to a computer/tablet etc.)
- đ ăImage Flip/Reverse Color/Black & White FunctionsăUnlike other microscopes, This 7 inch LCD didital microscope supports image flip/reverse color/black & white functions, makes observing items and soldering circuits, etc more convenient.You can save the images and videos obtained during your observations to your TF card and output.(Maximum support for 32G TF cards, TF card is not included).
- đ ăAngle Adjustable Display & Adjustable StandăAngle adjustable display makes you can choose the most comfortable and suitable angle.Angle-adjustable stand solves the problem of high reflection which is different form Vertical microscopes.(Vertical microscopes is easy to lose sight of the details of the objects due to reflection).The stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.
- đ ăWireless Remote control&Two ways to fill lightăThe wireless remote control allow you to take pictures,record videos,zoom in, zoom out, and other simple operations more convenient.The microscope equipped with an adjustable brightness fill light (8 LED) on the lens.Two fill lights on stand both sides that can be adjusted freely,the brightness can be adjusted by the dimmer switch.provide excellece detail and optimal clarity and allows capture picture or video in the woods and some dark places.
- đ ăBest GiftăPerfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.(If you have any questions,please feel free to contact us.)
Koolertron Single-Handed Programmable Mechanical Keyboard with OEM Gateron Red Switch,All 46 Programmable Keys Tools Keypad,8 Macro Keys,PBT Keycap.[SMKD72-B]
- ă46 Programmable Keys & 8 Macro Keys Based HardwareăProgram all 46 keys or create 8 complex macros with the configuration software to take full command of your computer. A macro key can output up to 31 characters. Perfect not only for gamers, but also for so many other types of users including supermarket cashier, designers and video editors
- ăBuilt-in MCUăAfter keyboard keys be set up, it will be automatically stored in keyboard's MCU, and no need reset the keyboard even replace the computer
- ăSupport 9 Kinds Key Program Typesă Normal/FN-Shift/Mouse/Combination/Burst/Round-Robin/Continue/Jitter/Special Functions/Disable key types, different key type with different function
- ăOEM Gateron Red SwitchesăOEM Gateron Red switches with trigger travel of 2±0.6mm, keystroke force of 45±15cN, plus full anti-ghosting ensures great feel and accuracy.
- ăPortable Mini keypadăPortable Mini keypad, effectively save desktop space. You can connect the keypad and a 104-key keyboard with the same computer at the same time, they will not interfere with each other.
Koolertron Single-Handed Programmable Mechanical Keyboard with OEM Gateron Red Switch,All 48 Programmable Keys Tools Keypad,8 Macro Keys, PBT Keycaps.[SMKD72-A]
- ă48 Programmable Keys & 8 Macro Keys Based HardwareăProgram all 48 keys or create 8 complex macros with the configuration software to take full command of your computer. A macro key can output up to 31 characters. Perfect not only for gamers, but also for so many other types of users including supermarket cashier, designers and video editors
- ăBuilt-in MCUăAfter keyboard keys be set up, it will be automatically stored in keyboard's MCU, and no need reset the keyboard or even replace the computer
- ăSupport 9 Kinds Key Program Typesă Normal/FN-Shift/Mouse/Combination/Burst/Round-Robin/Continue/Jitter/Special Functions/Disable key types, different key type with different function
- ăOEM Gateron Red SwitchesăOEM Gateron Red switches with trigger travel of 2±0.6mm, keystroke force of 45±15cN, plus full anti-ghosting ensures great feel and accuracy.
- ăPortable Mini keypadăPortable Mini keypad, effectively save desktop space. You can connect the keypad and a 104-key keyboard with the same computer at the same time, they will not interfere with each other.
7 inch LCD Digital USB Microscope,Koolertron 12MP 1-1200X Magnification Handheld Camera Video Recorder with screen,8 LED Light,Rechargeable Battery for Circuit Board Repair Soldering PCB Coins jewelry
- [7 inch Large Screen] This USB digital microscope Equipped with 7 inches large HD LCD screen provides a broad field of view for easy viewing. 12 megapixel, 1-1200x continuous amplification. Powered by rechargeable Li-ion battery (4hrs work time) or USB. Truly portable and independent.(This microscope does not support connection to a computer/tablet etc. The 7-inch screen is big enough.)
- [Height & Angle Adjustable Stand] This angle-adjustable stand specifically solves the problem of high reflection which is different form Vertical microscopes.(Vertical microscopes is easy to lose sight of the details of the objects due to reflection) The height adjustable stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.
- [8 Adjustable LED Light] The Built-in 8 LED illumination with adjustable intensity control, allowing you to set the desired level of illumination. provide excellent detail and optimal clarity and allows capture pictures or video in the woods and some dark places.
- [Save & output of Images and Videos] This LCD Screen digital microscope equipped with Micro SD card slot.You can save the images and videos obtained during your observations to Micro SD card and output.(Maximum support for 64G Micro SD cards, Micro SD Card is not included)
- [Great Gift] This LCD digital microscope is perfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.
7 inch LCD Digital USB Microscope with 32G TF Card,Koolertron 12MP 1-1200X Magnification Handheld Camera Video Recorder,8 LED Light,Rechargeable Battery for Circuit Board Repair Soldering PCB Coins
- [7 inch Large Screen] This USB digital microscope Equipped with 7 inches large HD LCD screen provides a broad field of view for easy viewing. 12 megapixel, 1-1200x continuous amplification. Powered by rechargeable Li-ion battery (4hrs work time) or USB. Truly portable and independent.(This microscope does not support connection to a computer/tablet etc. The 7-inch screen is big enough.)
- [Height & Angle Adjustable Stand] This angle-adjustable stand specifically solves the problem of high reflection which is different form Vertical microscopes.(Vertical microscopes is easy to lose sight of the details of the objects due to reflection) The height adjustable stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.
- [8 Adjustable LED Light] The Built-in 8 LED illumination with adjustable intensity control, allowing you to set the desired level of illumination. Provides excellent detail and optimal clarity and allows to capture pictures or video in the woods and some dark places.
- [Save & output of Images and Videos] This LCD Screen digital microscope equipped with Micro SD card slot and 32G tf card.You can save the images and videos obtained during your observations to the 32G tf card and output.(Maximum support for 64G Micro SD cards)
- [Great Gift] This LCD digital microscope is perfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.
Koolertron Upgraded 15MHz DDS Signal Generator Counter,High Precision Dual-Channel Arbitrary Waveform Function Generator Frequency Meter 200MSa/s (15MHz)
- Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high-speed MCU microprocessor. The internal circuit adopts the active crystal oscillator as the benchmark. So the signal stability is greatly strengthened.
- Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Saw toothwave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters.
- With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function.
- Storage feature: You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce.The frequency output of Sine wave can be up to 15MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. Waveform Length of each one is 2048 and vertical resolution is 14 bits
- This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research.
Koolertron Single-Handed Programmable Mechanical Keyboard with Cherry MX Red Switch,All 48 Programmable Keys Tools Keypad,8 Macro Keys, PBT Keycaps.[SMKD72-A]
- ă48 Programmable Keys & 8 Macro Keys Based HardwareăProgram all 48 keys or create 8 complex macros with the configuration software to take full command of your computer. A macro key can output up to 31 characters. Perfect not only for gamers, but also for so many other types of users including supermarket cashier, designers and video editors
- ăBuilt-in MCUăAfter keyboard keys be set up, it will be automatically stored in keyboard's MCU, and no need reset the keyboard even replace the computer
- ăSupport 9 Kinds Key Program Typesă Normal/FN-Shift/Mouse/Combination/Burst/Round-Robin/Continue/Jitter/Special Functions/Disable key types, different key type with different function
- ăCherry MX Red SwitchesăCherry MX Red switches with trigger travel of 2±0.6mm, keystroke force of 45±15cN, plus full anti-ghosting ensures great feel and accuracy.
- ăPortable Mini keypadăPortable Mini keypad, effectively save desktop space. You can connect the keypad and a 104-key keyboard with the same computer at the same time, they will not interfere with each other.
Koolertron Upgraded 7 inch IPS Touch Screen H.265 4K IPC-9800 Plus IP Camera Tester CCTV CVBS Analog Tester Built in WiFi with POE/WIFI/8G TF Card/HDMI Output/RJ45 TDR/Dual Window Test/Firmware
- H.265/H.264, 4K video display via mainstream. 1920*1200 resolution.(Note:The product box and manual are generic and include all functions.The actual function of this product is subject to the description.)
- RJ45 cable TDR test, cable quality test. Rapid, auto view video, and create testing report.
- Dual window test, IP &Analog camera test. TesterPlay, tester, android version mobile phone and PC display at the same time.
- HDMI output, 1080p. Quick office(excel ,word ,PPT format ) doc. UTP cable tester.
- Customers self update software. Built in WIFI, create WIFI hotspot. IP discovery , shortcut button, drop-down menu. DC12V 2A, DC48V PoE power output.
Koolertron 4.3 inch LCD Digital USB Microscope,8MP 1-1000X Magnification Handheld Digital Microscope Camera,8 LED Light,Rechargeable Battery LCD Microscope for Circuit Board Repair Soldering PCB Coins
- 4.3 inch High Definition LCD ScreenăEquipped with 4.3 inches HD LCD screen provides a good field of view for easy viewing.8 million pixels HD,1-1000x continuous amplification.Powered by rechargeable Li-ion battery (2.5hrs work time) or USB.Truly portable and independent.
- ăSupport Connect with PC ă: This 4.3 inch digital microscope also support connect with your computer via USB cable,and view object on the PC display.Please launch the installed software only when your microscope is connected to a PC and ready for observations.(The larger the connected monitor,the higher the magnification)
- ăHeight & Adjustable Angle BracketăThis angle-adjustable stand specifically solves the problem of high reflection which is different form Vertical microscopes.(Vertical microscopes is easy to lose sight of the details of the objects due to reflection) The height adjustable stand can adjust the distance between the camera and the object.
- ăExcellent Lighting Effect & Save & output of Images and Videosă Built-in 8 LED lights in microscope lens.with a continuous service life of 100000 hours.provide excellent detail and optimal clarity and allows capture pictures or video in the woods and some dark places.Equipped with Micro SD card slot .You can save the images and videos obtained during your observations to the card and output.(Micro-SD card is not included,Maximum support for 64G Micro SD cards)
- đłăBest GiftsăPerfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.
Koolertron 4.3 inch Full Color LCD Digital USB Microscope with 10X-600X Magnification Zoom,8 LED Adjustable Light,Rechargeable Lithium Battery,Micro-SD Storage,Camera Video Recorder
- [4.3inch full HD LCD screen] Built-in 4.3 inch LCD screen provide broad field of view for easy viewing.Powered by rechargeable Li-on battery (2hrs work time) or USB.Truly portable and independent.Images and videos obtained during your observations are saved to a microSD card(Not included),Maximum supporting 32GB
- [Connect with PC] Produced images can be easily transferred to a PC monitor or even a smart TV that can download and install the Android camera driver software.When connected to a PC, the microscope is powered via USB port. Please launch the installed software only when your microscope is connected to a PC and ready for observations.It has 10x-600X continuous magnification When connect it with large monitor.
- [8 Adjustable LED Light] The Built-in 8 LED illumination with adjustable intensity control,allowing you to set the desired level of illumination, and a measuring scale.provide excellece detail and optimal clarity and allows capture picture or video in the woods and some dark places.
- [High-quality height-adjustable stand] The height adjustable stand of this USB microscope can adjust the magnification and the distance between the camera and the object by the controller.Sturdy and nicely weighted base enable to minimize shaking and keep your specimen in sharp focus.
- [Great Gift]This LCD digital microscope can be used for coin stamps collection,skin inspection, industrial inspection(PCB),Animals and plants,insect observation, learning detection, distinguishing between true and false, identification of jewelry, print detection,circuit board repair.It's the best gift for children, students, collectors, testers, and anyone interested in exploring the microscopic world.
7 inch LCD Digital USB Microscope Angle Adjustable with Remote Control,Koolertron 12MP 1920x1080 30fps Video Recorder Image Flip/Reverse Color/Black & White for Circuit Board Repair Soldering PCB Coin
- ă7 inch Large Screenă7-inch large screen allows you to get a larger field of view directly from the screen without an external large screen display.(It does not support connection to a computer/tablet etc.)This digital microscope can record 1920*1080 30fps, 1440*1080 30fps, 1280*720 30fps video, and capture up to 4032*3024 pixel photos with Micro-SD card installed (Micro-SD card is not included)
- ăAngle Adjustable Display & Adjustable StandăAngle adjustable display makes users can choose the most comfortable and suitable angle.Angle-adjustable stand solves the problem of high reflection which is different form Vertical microscopes.(Vertical microscopes is easy to lose sight of the details of the objects due to reflection) This stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.
- ăImage Flip/Reverse Color/Black & White FunctionsăUnlike other microscopes,this 7 inch LCD digital microscope supports image flip/reverse color/black & white functions, makes observing items and soldering circuits, etc more convenient.
- ăTwo ways to fill lightăThis handheld LCD digital microscope not only equipped with 8 adjustable LED fill light on the lens.but also two fill lights on the both sides of stand that can be adjusted freely, and the brightness can be adjusted by the dimmer switch. allowing you to set the desired level of illumination. provide excellent detail and optimal clarity and allows capture pictures or video in the woods and some dark places.
- ăGreat GiftăThis LCD digital microscope is perfect for circuit board inspection, QC inspection, watch/clock repair, textile industrial, kids education inspection, biological observation(not suitable for cells), medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users.
Koolertron Upgraded 5 inch Handheld Portable Digital Video Magnifier Mobile Electronic Reading Aid IPS Screen Support HDMI AV Output to TV with 3X-48X Zoom Multiple Color Modes,Freeze etc
- 5inch big IPS screen, 800*480 HD resolution, 3X-48X magnification, dual 3 Mega-pixel far/near focus camera lens design.
- Support picture freeze to take a close look. Support take photos, HD storage and playback of scenery and text.
- Support voice prompts/memo, temporary lighting flashlight, TF card(not included). Screen backlight can be adjusted. Memory function can automatically save the user all the last settings and remember the user's habits.
- AV and HDMI 1080i60 connecting to HD TV to provide greater and clearer visual effects.
- Large capacity removable rechargeble 2500mAh battery, the ultimate power-saving design, 4 hours runtime. Automatic shut-down after the screen is static and no operation for 3 minutes.
Koolertron Universal 50MM Microphone Shock Mount for 48MM-54mm Diameter Condenser Mic (Black)
- This professional suspension shock mount isolates most studio condenser mics from physical vibration, floor, and stand noise.It is a very nice shock mount for most large diaphragm condenser microphones.
- Made of high quality metal and high elasticity rope. It can protect the microphone all-around with high elasticity wrap roping desigh, which make the microphone more convenient to install and prevente the microphone from falling.
- Standard 5/8"-27 thread with a 3/8"-5/8"screw adapter,features an angle adjustment with locking knob,so you can mount it on all the standard microphone stands.
- This shock comes with a Foam insert,which is use to hold and protect microphone.
- NOTE: The shock mount only fits microphone diameter ranging from 48mm ~54mm. PLEASE VERIFY your microphone size BEFORE ORDERING!
After seeing the best Koolertron Microscope 4.5 2024 lets look into the future:
Best Koolertron Microscope 4.5 2025
These are the new Koolertron Microscope 4.5 releases available. Will the best Koolertron Microscope 4.5 2025 be among them?
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Last update 2021-06-21. Price and product availability may change.