1Aluminum Alloy Controller Housing: The controller housing is made of high quality aluminum alloy with a grooved design, which protects the internal circuits from thermal overload due to good heat dissipation. 2SW900 LCD Display: The SW900 LCD display can clearly display the status and data, the backlight allows you to see the screen clearly in the dim environment, and the buttons are quick to operate and easy to use. 3Fit 22.5mm Handlebar: 36V60V 250W/350W controller and SW900 LCD display kit is suitable for 22.5mm handlebar, suitable for electric bicycle and scooter. 4Sensitive Control: The brushless motor controller can provide steady speed and sensitive control of braking and direction changes. 5Wide Applications: This electric bicycle brushless motor controller is easy to install and use, comes with mount for SW900 LCD display holder. Item Type:SW900LCDDisplayControllerMaterial: ABS + Aluminum alloyVoltage: 36-60VPower: 250W/350WColor: As Pictures ShownWeight: Approx. 504g / 17.8oz 1 x LCD Display1 x Controller2 x Manual