Features1Throttle Grip Power: Lithium battery, water battery, dry battery are all available. 12V, 24V, 36V, 48V, 60V, 72V can be automatically identified. 2Applicable Model: Handlebar diameter is 2.3cm/0.9in, which is suitable for all types of electric vehicles (12V to 99V universal). 3Installation Method: Three throttle grip wires, red: grip positive, black: grip negative, green: grip signal wire, separate yellow is the power supply positive wire. 4Points for Attention: Please pay attention to the wiring sequence when installing by non professionals, and do not connect the wrong wiring, otherwise it will easily cause the Hall and LED tubes to burn. 55 Core Wire: Blue wire is connected to the outlet of the controller electric door lock, and yellow wire is connected to the positive pole of the power supply of the controller electric door (power switch, which controls the power supply of the whole vehicle).SpecificationItem Type: No Display Throttle GripColor: As Pictures ShownMaterial: Plastic + RubberEfficiency: 98%Hall Level: Linear HallBasic Parameters: (according to Different Battery Materials, New and Old, Different Batches, the Number of Voltages Will Be Different, Please Test Several Times, You Can Get Your Own Electric Vehicle Battery Parameters)Package List1 x Handlebar Grip1 x Throttle Grip