AGPTEK Stainless Steel IP68 Waterproof LED Marine Underwater Light Boat Yacht light WATERPROOF & SHOCKPROOF: The housing is made of 316 stainless steel material which has great anti-corrosive effect. The shell surface is chrome plated that not only bright the glossiness but also further enhances corrosion resistance and wear resistance.It will not effect by engine movement, so you can use it when cruising. GREAT LIGHTING: 5 high power 1W CREE LED lamps contribute to total 5W lighting. 180viewing angle, luminous flux 270Lm. GOOD HEAT RADIATION: Aluminum housing and titanium alloy plated form a good cooling system to protect the light and extend the serve time. WIDE USAGE RANGE: You can use the lights in many ways, such as night fishing, night fishing, lighting up your wave when underway and creating good effect in your boat. CONVENIENCE: 3 holds are easy to set up. HIGH QUALITY: The lights go through shell molding, polishing, electroplating and other procedures. In each procedure, we pick up the best one into the next round of processing. Only 3 lights can finally deliver to our customers in per 5 lights. So, trust our quality!!!