Feature:1. Strong Compatibility: Throttle Handle is suitable for handlebars with a diameter of 22.5mm/0.9in.2. Battery Indicator: Green light: fully charged, yellow light: half electric, red light: low battery.3. Speed Control: Electric bicycle throttle handle can provide stable and sensitive speed control.4. Durable Material: Made of rubber material, wear resistance, sturdy, durable and long service life.5. Stable and Reliable: Throttle cable and interface are sturdy and durable to ensure that there are few failures during long term use.How to Use:Line color definition:1 Red + 5V2 White Hall signal3 Black ground wire4 Green battery indicator5 Brown switch6 Yellow switchSpecification:Item Type: Electric Bicycle Throttle HandleMaterial: RubberColor: As Pictures ShownSuitable Handlebar Diameter: Approx. 22.5mm/0.9inBattery Indicator:Green Light: Fully ChargedYellow Light: Half ElectricRed Light: Low Battery Package List:1 x Electric Bicycle Gas Throttle1 x Throttle Handle