Features1No noise and vibration when riding, more stable, higher efficiency, lower current consumption. 2Made of highquality aluminum alloy and plastic, sturdy and durable, with long service life. 3Reduce the temperature rise of the controller and increase the continuous mileage of the vehicle. 4For KT LCD3 display used is only suitable for KT series controllers, not for other controllers. 5Suitable for 36V/48V 500W motor, suitable for DIY electric bicycle, high performance.SpecificationItem Type:EBikeControllerKitMaterial: Aluminum AlloyColor: As Picture ShownWeight: Approx. 792.0g/27.9ozRated Current: 11ASpeed Setting: 1-4.2VLow VoltageProtection: DC30/400.5VMaximum Current: 221ASuitable for motors with Hall sensorsHow to use:The interface on the controller can be connected to the socket of the accessory to realize the function, please refer to the wiring diagram for detailsPackage List1 x Controller1 x Meter1 x Meter Bracket4 x Meter Accessory2 x Screw1 x Meter Manual1 x Thumb Throttle1 x Pedal Assist Sensor1 x Wiring Diagram