LED Power:10Pcs 4inch Round 27w (9X3w Leds)3500LM Led work Light Compatible with All automobiles and devices equipped with a 12 to 24 Volt DC power source Shell Material: Black painted high quality aluminum housing, stainless steel mounting bracket and shatterproof lenses with IP67 waterproof, durable to withstand any harsh condition. Great performance of waterproof, dustproof, shockproof and anti-corrosion in extreme weather condition. Beam type: The spot beam can be seen more longer than flood beam, so it can elongate fields of view in the dark and gives us brighter light to ensure our safety.It use the latest LED technology, Supplying superior light output and will not drain your battery. Saving more energy, improving efficiency and so on. Application:Indoor and Outdoor uses, Back up light, OffRoad Lighting,Bumper lights,Reverse lights, Truck, Trailer, Exterior Lighting, Construction Lighting, Golf Cart ,Backyard Lighting, Boat, Excavator, Dozer, Crane, Tractor, Harvester,