45 watt (uses 9 5 watt LEDs) Underwater boat transom LED light. Rated waterproof IP68. Perfect for boats, yachts, fishing boats, cruse liners, and other marine vehicles that are in need of underwater lighting. Made from top quality stainless steel. Dimensions: 4.69" diameter by 1.00" height. Operates on 12VDC. Emits a Red 630nm, Green 520nm, and Blue 460nm color that can be changed with a controller (sold separately). Lumen output for each color; Red (560-590 lumens), Green (750-780 lumens), Blue (250-280 lumens).