The HD Pro Series of low profile Flush-Mount Underwater Boat Lights features lights that are 100% brighter than previous Ocean LED Flush-Mount Underwater Boat Lights. The powerfully bright HD LED array contained in each light lasts over 40,000 hours. The factory-sealed unit has no breakable parts and requires little to no maintenance. Constructed of aluminum bronze (AB2) with a scratch-resistant Tritonium lens that wipes clean. Requires no start-up current and has a low power draw, low heat output, and reverse polarity protection. Active Thermal Control protects against overheating. Simple Deutsch plug-and-play connectors offer quick and easy installation. Suitable for fiberglass, GRO, and wooden hulls or aluminum/steel hulls with a Delrin sleeve. Comes with a 24V DC external driver with power cable and a 6.5' extension cable.