Power Voltage: 48VSize Of Handlebar: DIA 22MMFunction: Battery Power DisplayWire Length: 1650mmWiring: Four Wire: Red color: +5VBlue Color: Ground WireGreen: Throttle Speed Control Sensor SignalYellow: Battery Power DisplayRed light indicates power supply statusYellow light represents undervoltage alarm statusGreen light represents the status of the battery displayNormally, the yellow light is not bright. Please use it with confidence.Type: ThrottleThrottle Type: 48V Li-BatterySize: UniversalUsage: E bike,Electric Scooter,Balance Car,E moto ,ElectFeatures: battery Level Indicatorcolour:Black+silverMaterial:ABS+LCDPackage Contents:3 x Throttle GripOnly the above package content, other products are not included.Note: Light 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.