Low voltage motor controller with overcurrent protection and automatic connection after cooling. If the current is too high, the fuse will automatically close. This PWM motor controller is made of high quality PCB material and can control a DC motor speed controller over a wide range by pulse width modulation. This miniature controller has a current of less than 2 A and is suitable for speed control of DC motors from 1.8V to 15V DC, aquarium oxygen pumps, fans and other products. This is a potentiometer with a switching function. It protects the controller from damage and helps to dissipate heat, making it easy to use and durable. The speed controller is easy to install and is of very good quality. It has good durability and wear resistance to ensure a long life., Weight: 0.04188782978 pounds, Manufacturer: Samfox