Nilight LED Light Bar Wiring Harness Kit 12AWG Heavy Duty 12V 5Pin Rocker Switch Laser On off Waterproof Switch Power Relay Blade Fuse-1 Lead,2 Years Warranty Universal fitment: this wiring harness is compatible with all automobiles, boats and devices equipped with a 12V DC power source Efficient protection: power relay for safety protection and conversion circuit, blade fuse protect against overcurrent and short circuit Great switch: built-in two premium LEDs emit soft light to illuminate the patterns, easy for you to find the switch in the dark Premium quality: excellent electrical conductivity, outstanding bending performance, high temperature and melting resistant, longer lifespan Package include: 1 x wiring harness kit, 1 x 5 pin LED rocker switch, 1 x instructions