[Premium Aluminum Alloy] Made of aluminum alloy, the controller shell offers excellent heat dissipation and resistance, protecting the internal circuit from overheating.[Easy Wiring] Equipped with various wires, this electric bike brushless controller is simple to connect and ideal for 1000W power motors.[Convenient Usage] With a compact structure and straightforward wiring, this brushless motor controller is easy to use and commonly used for electric bike modification.[Stable Speed Control] The 30A brushless motor controller ensures stable speed and sensitive braking, enhancing the driving performance of electric bikes.[Durable Waterproof Design] This controller features a waterproof squaredesign and connector, ensuring durability in all weather conditions, for outdoor use.Spec:Item Type: Bike Motor ControllerMaterial: Aluminum Alloy, RubberApplicable Motor Power: 1000WController Box: Approx. 150 x 80 x 45mm / 5.9 x 3.1 x 1.8inController Type: Waterproof SquareControllerConnector Type: Waterproof ConnectorCurrent: 30ARated Voltage: DC 36V 48VPackage List:1 x Bike Motor ControllerHow To Use:Connect the wires according to the wiring diagram. There are motor wire, light wire, 1 to 5 wire, magnetic wire, and power supply wire.