Features1 Material: Made of high quality aluminum alloy material, reliable performance, sturdy, durable and long service life. 2Suitable Motors: Suitable for various brands of high speed, differential, wheel hub, toothed, toothless, brushless motors. 3Wide Application: The 48V 450W brushless motor controller is easy to install and use, suitable for 22.2mm/0.87in handlebars. 4LED Display: LED display can clearly show the state and data, backlight enables you to see screen clearly in dim environment. 5Dual Mode Mode: Intelligently recognize the state of the motor Hall, switch the working mode, if the Hall is normal, there will be Hall operation, and switch to no Hall operation when damaged.SpecificationItem Type: Motor Brushless Controller LED DisplayMaterial: Aluminum AlloyController Box Size: Approx. 11.4x8.5x4.5cm / 4.5x3.3x1.8inPower: 450WCurrent Limit: 23AColor: As Pictures ShownWeight: Approx. 638g / 22.5ozPackage List1 x Controller1 x LED Display1 x Manual