Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano. I2C controlled, using only 2 pins Up to 16-Channel servo/PWM outputs, 12-bit resolution for each channel (4096 scales) Integrates 5V regulator, up to 3A output current, can be powered from batt through VIN termina Standard servo interface, supports common used servos Reserved I2C control pins, allows to work with other control boards