LightArmor Extreme High Performance (HPX) Underwater Light - 3 LED & BlueEnsuring the highest quality performance, this 4-inch Light Armor surface mount underwater LED incorporates the very latest technology to provide maximum life cycles, minimal heat exposure, and incredible brightness. The sleek housing with a low profile design requires minimal mounting hardware. Unique heat sink cooling system with active overheat protection, reverse polarity protection, fully-sealed waterproof electronics, and impact-resistant lens further enhance unsurpassed durability.Features: 12V and 24V DC systems Intelligently engineered for strength and durability Exclusive Heat-Sync Cooling System with Active Overheat Protection Resistant to corrosion, chemicals, and UV damage Extreme impact-resistant lens 3 ft. sheathed wire Reverse polarity protection Fully sealed waterproof electronics Simple installation with minimal mounting hardware Low-profile design Electro-polished 316 stainless steel cover (Optional for OEM) CE certified Specifications: Fixture Lumens: 1,350 Current Draw at 13.6V: 0.64 Current Draw at 24V: 0.32 *All Light Armor Underwater lights must be mounted under water line. Only works underwater. Specifications: Color: Blue Material: Stainless Steel Mounting Style: Surface Box Dimensions: 3"H x 7"W x 11"L WT: 0.5 lbs UPC: 022697660039 Quick Guide (pdf)