AQUATEC LED SCUBA FLASHLIGHT LED underwater light 700 lumens Spot 12 degrees Continuous irradiation time: Approx. 10 hours 150m waterproof [LED-3200]Total length: 193mm Diameter: 43. 5mm Spot (irradiation angle: 12 degrees) Output: 700 lumens Weight: 360g (including 3 AA alkaline batteries) Irradiation angle: 12 degrees Continuous lighting time: Up to 10 hours Lamp life: 50,000 Time Material: Aluminum, ABS resin Switch: Rotary switch, double O ring LED underwater light that stays on for up to 10 hours. Accessories: O ring x 2, wrist strap x 1, sticker Batteries included or built in: No Package