The handlebar switch button is made of aluminum alloy, which is strong and lightweight, and weighs only 120g. The waterproof switch button working voltage is 12 V and the rated current is 20 A. It is suitable for installation in electric vehicles or motorcycles with an operating voltage of 12V. The push button switch is suitable for handlebars of a diameter of 22 mm (0.86 inch) and is equipped with a pure copper core connection with a length of 550 mm (55 cm). The pure copper core lead wire of the waterproof button switch has good conductivity and can be flame retardant wire, effective for vehicle safety. The three wires are each connected to corresponding wires. The blue wire connects to the positive pole of the power supply, the brown wire connects to the negative pole of the power supply, and the black wire connects to the positive pole of the load. Easy installation and use, install it after connecting the cable to your motorcycle or electric car. Press and hold the switch, the indicator lights up.