Features1Good Heat Dissipation: The controller housing is made of aluminum alloy with grooves to protect the internal circuits from thermal overload due to good heat dissipation. 2Stable And Reliable: With undervoltage protection, overcurrent protection, stall protection and other protection functions, to ensure the safe use of electric bicycles. 3Sensitive Control: Brushless motor controller can provide steady speed and sensitive control of braking and direction changes. 4Sturdy And Durable: The wires and interfaces are durable, and ensure low malfunction of long time use. Easy to use and install. 5Wide Application: Brushless motor controller is suitable for electric bicycles, electric bike, electric scooter, etc.SpecificationItem Type: Electric Bike Brushless ControllerProduct Material: Aluminum AlloyWeight: Approx. 838g / 29.6ozController Voltage: 48V 60V 64V 72VRated Controller Power: 2000WCurrent Limit: 38A-45APackage List1 x Electric Bike Brushless Controller