Motopeds that are delivered with a headlight that is wired so the light is always on. This is a safety feature. This switch can be used for those that want the option to turn the headlight off during operation. The installation requires skill with soldering and some knowledge of wiring as the connection wire (included) needs to be soldered into the headlamp circuit between the light and the chassis harness. For this installation headlamp wires are red(hot) and black (ground). Connection and chassis wires are green (ground) and black (hot).