1、Convenient to Use: LCD display can clearly show the scooter state, and you can observe the data at any time, buttons for quick operation, easy to use. 2、High Performance: The brushless motor speed controller works silently and sensitive to the state of electric bike, can provide steady speed and sensitive control of braking and direction changes. 3、Parameters: 36V, 48V, 60V voltage, 350W, 450W power, 18A current limit, high temperature resistant wiring, easy installation, safe to use。 4、Good Heat Dissipation: Made of high strength aluminium alloy with groove design, which can protect the inner circuit due to good heat dissipation feature to avoid thermal overloading. 5、Wide Application: The brushless motor speed controller is a wonderful accessories, wide applicable for electric bicycles, scooters and more.