Glotech Light Bar Wiring Harness Kit 12V/40A Fuse Relay, On/Off Wireless Remote Switch For Over 120W Offroad Led Driving Light Work Lights (one lead, 12) Operating Voltage: 12V Amp: 40A Power Relay Fuse: 40A Blade Fuse. It is 1 lead that with one light output connection, You can control your lights by remote control switch within 30 Meter Common Use: The length of this Wire Harnesses will allow you to mount your LED light to almost anywhere you want. Just run the harness from the battery to your desired lighting location. Good Quality: Prevent form melt / fire / smoke or burnout along with your application. Easy to install: just plug and play, compatible with all vehicles or boats (10-30 V).