Specification:Suitable for handlebar diameter: 22mmInput voltage: DC12VProduct power: Red light 35W, blue light 25W, green light 17WHandle tempeure: Low tempeure 40°C, medium tempeure 50°C, high tempeure 60°CHandle type: Sealable and openable electric handleSwitch type: Multi-stage adjustable tempeure control switchInstructions:1. Power on: the red light/blue light/green light flashes once and then goes out.2. Working status: indicator light is always on (high-end: red light is always on, mid-range: blue light is always on, low-end, green light is always on).3. Long press the power button for 3 seconds: shut down.4. Click the power button: switch gears.How to use the switch:Press and hold for 3 seconds to turn on, the red breathing light will turn on, when it reaches a certain tempeure, it will automatically turn blue; press lightly to change to blue light, the tempeure is medium tempeure; press twice to change to green, the tempeure is the lowest; press three times to Red, high tempeure. Long press for 3 seconds to turn off.Installation method:1. the handlebar.2. The inner hole of the left handle is ened with soapy water, and the twisting amplitude should not be too large during installation.3. The power cord, the red wire is connected to the positive pole, and the black wire is connected to the negative pole, please confirm and then connect it, do not reverse the connection.Precautions:When installing the left handle, do not twist the handle too much. Excessive twisting will cause the heating wire to shift.Tip:When wiring, connect red to the positive pole and black to the negative pole.If it is connected reversely, the switch will burn, but the handle will heat up, so when wiring, please make sure to connect the positive and negative terminals to burning.