Features1[Power Display] Electric bike throttle grip set with power display, more intuitive and convenient, so you can accurately judge the remaining power. 2[Application] The power switch of this twist throttle grip can control the power of the whole bike, suitable for 48V electric bikes and modified bikes. 3[Color Wire Description] Green wire is the grip for Hall signal wire, red wire is the grip positive 5v, black wire is the negative pole, different color distinction, easy to use. 4[Wiring] Blue wire to connect the controller electric door lock out wire, yellow wire to connect the controller electric door into the power positive pole. 5[Universal Battery Applicable] This accelerator grip is compatible with 48V bikes, does not distinguish between lithium batteries, water batteries, dry batteries, etc.SpecificationItem Type: Bike Throttle GripMaterial: ABSInterface: SM InterfacePackage List2 xBikeThrottleGrip1 xInstructionManual