1.Universal 7/8″(22mm) handlebar switch, can be fit on most of motorcycles 2.This waterproof switch can be used as ON/OFF switch for headlights,fog lights,spotlights,driving lights,daytime running lights etc,. 3.Wire length 21inches, 2 wires of copper material??red wire is “+” polarity,blue wire is”-“polarity. 4.It’s waterproof,anti-corrosion, suitable to the rainy day. 5.Suitable for Motorcycle Motorbike ATV Sport Dirt Electric Bike Scooters. Name:Universal 7/8” handlebar switch Can be used as On/Off Switch for headlight/Fog light. Product Dimension: 1.Material: Aluminum Alloy 2.Weight:0.22lbs 3.Color:black 4.Package Size:5.1 x 4.3 x 1.6 inches 5.Perfect for 7/8″/22mm handlebar in diameter of Motorcycle Motorbike ATV Sport Dirt Electric Bike.etc.