ITEM NAME:E-Bike Led Light 36V 48V 12W Waterproof Flashlight with Horn and Switch P8X8 E-Bike Led Light 36V 48V 12W Waterproof Flashlight with Horn and Switch P8X8 This use of high-brightness LED light beacons with a brightness of 400 lumens, which is 3-6 times larger than ordinary lights, and a built-in loudspeaker (horn loudness of 90 meters) with a line length of 1.5 meters. It is very suitable for all kinds of high-end lithium electric vehicles and scooters. Car. There are 3 wires on the lamp, the red light bulb is the positive, the green wire is the positive horn, and the black wire is their common negative. size:7 * 6.5cm Material: plastic colour:Black Package Contents: 1 * Electric bicycle light 1 * 2-in-1 switch.It is very suitable for all kinds of high-end lithium electric vehicles and scooters. There are 3 wires on the lamp, the red light bulb is the positive, the green wire is the positive horn, and the black wire is their common negative.