Adafruit CLUE - nRF52840 Express with Bluetooth LE

Features

• Nordic nRF52840 Bluetooth LE processor – 1 MB of Flash, 256KB RAM, 64 MHz Cortex M4 processor
• 1.3″ 240×240 Color IPS TFT display for high-resolution text and graphics
• Power it from any 3-6V battery source (internal regulator and protection diodes)
• Two A / B user buttons and one reset button
• ST Micro series 9-DoF motion – LSM6DS33 Accel/Gyro + LIS3MDL magnetometer
• APDS9960 Proximity, Light, Color, and Gesture Sensor
• PDM Microphone sound sensor
• SHT Humidity
• BMP280 temperature and barometric pressure/altitude
• RGB NeoPixel indicator LED
• 2 MB internal flash storage for datalogging, images, fonts or CircuitPython code
• Buzzer/speaker for playing tones and beeps
• Two bright white LEDs in front for illumination / color sensing
• Qwiic / STEMMA QT connector for adding more sensors, motor controllers, or displays over I²C. You can plug in GROVE I²C sensors by using an adapter cable.
• Programmable with Arduino IDE or CircuitPython