On-board ADXL345 digital output(support the I2C/SPI), low-power, compact acceleration sensor.
Support 5V/ 3.3V voltage input, on-board RT9161 power chip, lower pressure drop faster than the 1117, faster load speed of response, very suitable for high-noise power supply environment.
Common pins are leaded out, pins standard 100mil ( 2.54 mm), convenient for the dot matrix board.