Features1Battery Indicator: The finger throttle supports the power display function. The green light indicates full power, the yellow light indicates half power, and the red light indicates low power. 2Multiple Functions: The finger throttle is equipped with a self locking switch, which is suitable for low gear, high gear, reverse, headlight switch, automatic full speed operation, and turn on and off. 3Broad Compatibility: Our accelerator handle is compatible with most electric bicycles, electric scooters, electric cars and so on. 4Durable Material: The finger handle is made of durable and materials with high strength, durability and longer service life. 5For 22.3mm Handbar: The finger throttle accelerator is applicable to handlebars with 22.3mm caliber. It is easy to install and use.SpecificationItem Type: Thumb ThrottleMaterial: ABS, PA66, GF20Weight: Approx. 144g/5.08ozOutput Voltage: 0.8-4.2VNumber of Wires: 6Cable Length: 160mm/6.23inLine Definition:Red: +5V batteryWhite: Signal cableBlack: Ground cableGreen: Power displayBrown and Yellow: Incoming and outgoing cables of the switchPackage List1 xThumb Throttle1 x Accessory