Features MOTOR CONTROLLER The PWM speed controller is specially designed for DC 10-40V motors, ensuring high efficiency. Reliable working: the layout on the board is reasonable and concise, and therefore has excellent anti-interference. ACCURATE CONTROL An accurate control allows stable working performance with great reliability, very useful. Easy to Install Comes with a compact size and light weight, the installation is very convenient. DURABLE ABS SHELL Durable ABS shell provides safe protection for the internal board, durable. Specification: Element Type: Motor Speed Controller Material: ABS + PCB. Function: DC Motor Speed Control PWM Controller Colour: black. Applicable power supply: DC 10-40V Rated Current: 40A (Maximum Output Current) Frequency: 15000 Hz. Control engine power: 12 V: 480 W (maximum), 24 V: 960 W (maximum). 36 V: 1440 W (maximum), 40 V: 1600 W (maximum). Analog signal: 0-5V/0-20mA Package list: 1 x motor speed controller. Small note: Do not use it outside the voltage and current range. Package List 1 x Motor Speed Controller