Features 1、Good Control: The speed adjustment range of this motor speed controller is 90‑3000r/min, which ensures better control. 2、Easy Setting: You can set the set display ratio, automatic conversion and display target value according to your need. 3、Safe Working: Locked rotor protection function will prevent motor and speed controller to be burn out from stalling. 4、Well Display: Digital display together with clear panel enables convenient operation with stability and reliability. 5、Simple to Install: Suitable for YT series motors, the built in speed regulator is easy to install with light weight. Specification Item Type: Motor Speed Controller Product Material: ABS Product Model: SK-200E Installation Method: Built In Voltage: Single Phase 220V Applicable Motor Type: YT series speed adjustable motor. Running Capacitor: External (placed in the package of the speed regulating motor and needs to be connected by the user) Speed Range: 90-3000r/min Ambient Temperature: -10~45℃ Package List 1 x Motor Speed Controller