4P Green Terminal Description:OA1 connects to 2 pins of DC motor, no direction. OA2 OB2 DC motor 2 pins, no direction Dual L9110S chip motor driver;Module power supply voltage: 2.5-12V; Suitable for motor range: motor operating voltage 2.5V-12V, large operating current 0.8A, the current on the market intelligent car voltage and current are in this range Can drive 2 DC motors at the same time, or a 4-wire 2-phase stepper motor. PCB board size: 2.8cm * 2.1cm ultra-small size, suitable for assembly. With fixed mounting holes, diameter: 3mm Module interface description:[6P black curved pin description]VCC external 2.5V-12V voltage;GND External GND;IA1 external microcontroller IO port;IB1 external microcontroller IO port;IA2 External microcontroller IO port;IB2 External microcontroller IO port; Turn on VCC, GND Module power indicator is on. IA1 input high level, IA1 input low level, [OA1 ] motor positive rotation; IA1 input low level, IA1 input high level, [OA1 ] motor reverse; IA2 input high level, IA2 input low level, [OA2 OB2] motor positive rotation; IA2 input low level, IA2 input high level, [OA2 OB2] motor reverse;, Weight: 0.1763698096 pounds, Manufacturer: Xnuiasqe