10 inch SIRIUS Pro LED Light Bar: ATV UTV Off Road Jeep Truck Tractor Boat 4x4 5 watt, 50,000 hour LED bulb lifespan. Total 100 watts. 94% Reflector Efficiency with 10 degree spot and 20 degree flood pattern Single piece aluminum housing & 100% optically clear polycarbonate lens passes US MIL810-STD environmental testing. Waterproof breather equalizes internal pressure while maintaining a moisture barrier