DC Motor Speed ControllerThis is a simple and easy-to-use DC motor speed controller with small size, elegant appearance and stable performance. It is made with high quality circuit board which ensures longer service life. The input voltage can be DC 10V-60V, and the output voltage is 0-100% of the input voltage. Waterproof MaterialThis PWM motor speed controller is made from high quality circuit board material, which has good durability and wear resistance to ensure long-term service life. This speed controller has a delicate and practical case which is waterproof so you can use it outdoors. Easy InstallationComes with screw terminal and electrode indication label of power and motor for convenient wiring. Make sure the positive and negative polarity are correctly connected, otherwise the controller will be damaged. Easy to UseThis speed controller is quite convenient to adjust. DC motor controller input is connected to DC power, cannot be connected to AC power, otherwise it will be burned. ApplicationThis simple and easy to use motor controller has stable performance and suitable for 12V motors with power less than 120W, 24V motors with power less than 240W, etc.