This is an ultra small Dual DC motor driver for some room limited projects. UVLO (Under Voltage Latch-Out) features a safe guard for your system. It is very considerate to own an Photo Coupler isolation for all the signals in case of that the motor’s Reverse Current would interfere the control signals. Besides all, all the interfaces includes ESD (electro-static discharge) protection.
This product and description is from DFRobot.