Want to make one for your desk? All it takes is an Arduino Nano R3 or comparable microcontroller, an RGB LED ring with 12 LEDs, a 16×2 LCD, a buzzer, and a momentary push button switch.
INVENTOR EYE on MSN9d
Building A Multimeter With Arduino Nano For Accurate MeasurementsLearn how to build a DIY current and voltage meter using Arduino Nano. This project demonstrates step-by-step instructions to ...
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