The Adafruit Proximity Trinkey is a compact USB device featuring the APDS9960 sensor, enabling proximity, ambient light, RGB color, and gesture sensing. Powered by the ATSAMD21E18 microcontroller, it supports native USB functionality, making it compatible with various operating systems. The board includes two RGB NeoPixel LEDs and two capacitive touchpads for interactive applications. With dimensions of 32.8mm x 12.0mm x 3.4mm and a weight of 1.5g, it's ideal for projects requiring motion or light-based input. It operates seamlessly with Arduino IDE and CircuitPython, offering versatility for developers.