Autofeel 52" Curved Led Light Bar 300W 30000LM 3D Cree Flood Spot Combo Beam for Off Road Jeep SUV UTE ATV Golf 4WD Truck Boat VOLTAGE:10V to 30V;Color temperature: 6000K white. WATERPROOF: IP67 with military grade waterproof breather. 3D VERSION: The actual lighting efficiency is 80 pecent while the old products are 30 pecent to 60 pecent. BETTER HEAT DISSIPATION:Special designed aluminum alloy heat sinks extends the lifespan to over 50000 hours.