Features1Automatic Identification Function: lithium battery, water battery and dry battery are not distinguished, which can automatically identify, and the diameter of handlebar is 2.3cm / 0.9in. 2Wide Compatibility: Does not distinguish all types of electric vehicles, universal 12V99V electric vehicles. 3Commonly Used Wiring Method: The green line is shifter hall signal line, the red line is shifter positive 5V, the black line is the negative pole, please be sure to compare the function wiring of the controller, not simply connect the controller wiring according to color, once the wrong connection will cause damage to the controller or handle. 45 Core Wire: The blue wire is connected to the output wire of the controller electric door lock, the yellow wire is connected to the input wire positive pole of the controller electric door lock, and the power switch controls the power supply of the vehicle. 5Manufacturing Material: Made of high quality plastic and rubber materials, it is strong and durable, which undoubtedly extends its service life.SpecificationItem Type:ElectricBicycleSplitHandleWeight: Approx.296g / 10.4ozProduct Material: Plastic, RubberModel: S Series (5V-99V Automatic Identification Of Electric Vehicle Voltage) Efficiency: 98% Hall Grade: Linear HallWorking Voltage: Shifter DC0.8V-4.2V Electric Quantity Display: Lithium Battery And Voltage Are Not Distinguished, And Can Automatically Identify (12V, 24V,36V,48V,60V,72V Electric Vehicles Can Be Directly Used, Part Of 84V Electric Vehicles Can Also Be Used)Handlebar Diameter:Approx.2.3cm/0.9inPackage List1 x Right HalfHandlebar1 x Left FullHandlebar1 x Speed RegulationHandlebar1 x Snap Ring