The Arduino Nano ESP32 based color handheld console by Volos Projects is a fantastic little project that showcases the power and versatility of the Nano ESP32.

When the reader sees a nearby card, the information is parsed through the Nano and the data is both sent to an LCD screen and stored to a .txt file on a removable microSD card for later retrieval.

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.

All components presented in this project and PCBA service are sponsored by SeeedStudio, except for optional components – Arduino Nano and 20 x 4 LCD Screen.” ...