Feature:1. Multiple Functions: The motor speed controller features a multifunctional design with 11 functions, meeting various usage needs, simple operation, and greatly improving work efficiency.2. Safe Operation: The motor speed regulator has current monitoring and overload guard functions, ensuring the security of the motor and equipment, and extending its service life.3. Flexible Use: The remote control motor speed controller is convenient for users to operate remotely, with high flexibility and suitable for motor control needs in different scenarios.4. Display and Button: The motor speed governor adopts LCD digital display, providing clear and intuitive readings. It is operated with button and knob, which is simple and convenient.5. Built in Battery: The remote control is powered by a CR2032 button battery, with a capacity of 220mAh to ensure long term use, making it convenient for you to control the motor anytime, anywhere.Specification:Item Type: Motor Speed ControllerMaterial: ABSRemote Control Battery: 1 x CR2032 Button Battery, Capacity: 220mAh (built in)Input Voltage: DC 6-55VMaximum Current: 20ADisplay Method: LCD Digital DisplaySpeed Control Method: Button and KnobInstallation Method: EmbeddedWiring Type: Fence Type Terminal.Package List:1 x Speed Controller1 x Remote Controller1 x User Manual