Features1LED880 Display: Only applicable for KT series controllers, not applicable to other controllers. 2Strong and Durable: Using aluminum alloy and plastic materials, durable and easy to use. 3Display Controller: More stable, higher efficiency, lower current consumption and longer life. 4Applicable Model: Suitable for 36V/48V 350W motor, suitable for DIY electric bicycle, high performance. 5Simple Operation: Controller interface on the can be connected to the socket of the accessory to realize the function.SpecificationItem Type: Electric Bike Controller KitColor: As Pictures ShownMaterial: Aluminum Alloy + PlasticWeight: Approx.580g/20.5ozRated Current: 8ARated Voltage: DC36V/48V UniversalSpeed Setting: 1-4.2VLow Voltage Protection: DC30 / 400.5VMaximum Current: 171AApplicable: 350W MotorController Box Size: Approx. 9.4x6.1x3.5cm/3.7x2.4x1.4inPackage List1 x Controller1 x Display1 x Display Manual1 xThumb Throttle1 xSpeed Assist Magnetic Point1 x Wiring Diagram