LCD display can clearly show the state and data, backlight enables you to see scree clearly in dim environment, buttons for quick operation, easy to use. Waterproof Design: The LCD display features an advanced waterproof design that protects the internal circuitry from moisture, reliable performance in weather conditions while riding your electric bike. Multi-Voltage Compatibility: This display is designed to work seamlessly with both 24V 36V and 48V systems, accurately reflecting battery power levels and providing real-time monitoring of power consumption to optimize your riding distance. The controller is brushless type, working silently and sensitive to the state of electric bike. High temperature resistance, easy installation and safe use. Core wire:5 cores Plug:waterproof plug Voltage:24V/36V/48V Wire length:210mm Color:As Shown Material:ABS+LCD Package Contents: 1 * LCD Speed Display Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.