This board contains the gesture recognition sensor PAJ7620U2, which can be accessed via I2C. It can recognize 9 different gestures: Up, down, left, right, forward, backward, circle clockwise and counterclockwise, and waving. The PAJ7620U2 can also be used to detect approaching and distant objects. Features - Operating voltage: 1.8 ... 3,3 V - Operating temperature: -40 ... +85 °C - Recognition of 9 gestures - Gesture speed Normal mode: 60°/s to 600°/s - Gesture speed Gaming Mode: 60°/s to 1200°/s - Immunity to ambient light: - built-in proximity detection - flexible energy saving scheme - I2C interface up to 400 kbit/s, pull-up voltage from 1.8V to 3.3V - Ambient light noise reduction - Dimensions (LxWxH): 14 x 14 x 5 mm