Used on DC 12V electrical system, fit for 22mm/ 7/8 handlebar. It can use for all motorcycles, bicycles, motorbikes, ATVs, scooters, and snowmobiles. Made of quality material, waterproof, anti corrosion, suitable for a rainy day. Function: On Off Push Button, Horn Switch Turn Signal Light Easy to install, just only use a few minutes to put on the switch. Package Included: 1 x Motorcycle Handlebar Switch Assembly Feature: Function: On Off Push Button, Horn Indicator High Low Beam Light Use for all motorcycles, bicycles, motorbikes, ATVs, scooters, and snowmobiles. Easy to install, just only use a few minutes to put on the switch. Durable material, rust resistant, corrosion resistant and long service life. Specification: Material: Aluminum Alloy, Plastic Voltage: DC 12V Shell Color: Black Fit Motorcycle Handlebar Size: 22mm/ 7/8 Dimension: 7.6x5.1x3.7cm / 2.99x2x1.46(L*W*H) Wire Length: 55cm/ 21.65 Installation Tips: Loose the handlebar switch with a wrench. Then put it on the motorcycle handlebar, use a wrench to fix the switch. Connect the wires positive and negative. Test the switch. The installation is finished. Package Included: 1 x Motorcycle Handlebar Switch Assembly