The LED housing is vibration and shock-resistant and is made from a solid piece of 316 marine-grade stainless steel with a shatterproof polycarbonate lens. The 120-Watt underwater LED boat light is designed to last 50,000 hours, operates within a wide 9-32V DC range, and uses 36 High-Powered Cree LEDs. Hydroblast 2-Pod Underwater 120W Led Lighting System (Rgb Multi-Color) Stainless Steel Dual Pod 120W LED Underwater Light (RGB) Marine Sport Lighting Stainless Steel LED Underwater boat lights function as transom lights and are also great for dock lighting.