Product description:
Board features: integrated motor drive, can be directly connected to two DC motors (smart car directly used)
Motor interface: digital port 4,5 control B motor, digital port 6,7 control A motor
Digital port: Digital I/O digital input/output terminal 0~13 port
Analog port: Analog IN port A0~A5
Special port: PWM modulation output port 3,5,6,9,10,11
Power output: support 5V, 3.3V output
Power input: USB port (5v) or DC port (7-12v) voltage input
Core chip: ATmega328p-PU microcontroller
Product size: 75*74*15mm

The main purpose:
Maker learning, entry development