Powerful 2500 lumen LED lights using the COB LED array technology; One button control for easy operation; Three brightness levels: 100%, 50% and 25%; 60 minute burn time at full power and constant brightness; Depth rated to 200 feet/60 meters - Guaranteed; Easy to expand with Flex-Connect trays, grips and Flex Arms, handle, Y-S, ball joint, cold shoe and other accessories; Quick-release button to detach light and aim in crevices and hard to reach areas; Corrosion-proof metal light head for heat dispersion and durability; Removable 25W Li-Ion battery w/ charger and international plug adapters included; Waterproof battery compartment