A Powerful Handheld Light for Photo, Video or Dive: The compact and ergonomic Sea Dragon Mini 650 Flood provides 650 lumens across a wide 120 -degree beam that is ideal for brightening your photo or video subject, or illuminating a large area on your dive. The light features single button operation and is powered by two CR123 batteries (included) or an optional rechargeable lithium ion battery (Tenergy 18650 2600mAh 3.7v) delivering up to 100 minutes of burn time at full power. Add Light to Any Underwater Adventure: The Sea Dragon Mini 650 is compact enough to fit comfortably in your hand, but can also easily be used for other applications. With the included GoPro camera mount, cold shoe mount, SeaLife AquaPod mount, universal Y-S adapter and lanyard clip, you can add brightness to your dive in any situation. Powerful 650 lumen LED dive light using latest CREE XM-L2 LED that has a lifespan of 30,000 hours and a color temperature of 6200 to7000K. One button operation - power on/off, adjust light power or enable emergency signal mode (1 blink per second). Easily adjust between three light modes Full power (650 lumens), half power (325 lumens) or emergency signal (blinks once per second). Light is equipped with a color battery indicator allowing you to know what power is left and a safety pressure release valve relieves internal pressure build up caused by damaged battery. Light is depth tested to 330' (100 meters) will provide with included CR123 lithium batteries 60 minutes of burn time at full power or 120 minutes of burn time at half power, with optional rechargeable Tenergy 18650 Li-ion battery light provides 100 minutes of burn time at full power or 200 minutes at half power. The light is made with a corrosion resistant anodized aluminum head and has a rubber armored polycarbonate body. Light measures (Dia. x L) 1.6" x 6.3" (41mm x 159mm) and weighs 6.7oz (189g) without battery (batteries). Along with the mounts and included batteries, the Sea Dragon comes with 2-spare O-rings, O-ring lubrication; owner's manual and is covered by a 12 month limited warranty.