install:First driver to remove the direct replacement of the electric handle,Then handle the power cord red wire to positive and black wire to negative can be(can not be reversed, otherwise the temperature can not be adjusted)Notice:H direction thermostat handle before pushing the temperature increases, the temperature decreases Back OFF direction, back in to close the heatingThe temperature can adjust!size: Handle length:125MMinner diameter:22MMParameters:Voltage DC12V Power 12W-24WColour:blackMaterial:plasticPackage Contents:1Pair x Motorcycle handlebar Electric Hot HeatedOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.