Dual H-bridge motor driver, can drive two DC motors or a 4-wire two-phase stepper motors Built-in TSD, without worrying about motor stall Ultra-small size, suitable for assembly and car motor drive module is ideal for use in battery-powered smart car, toy cars, robots. Supply voltage 2V ~ 10V, can drive two DC motors or a 4-wire 2-phase stepper motors ,can achieve forward rotation or reverse rotation, it is possible to adjust the rotation speed. Small size, light weight, 0 standby current, is the ideal choice for your car model.