ARCHON W40VR 2600 Lumens Multifunction Underwater Photographing and Video LED Light Angle 120&deg;,Standard 1 BATTERY INCLUDED! BATTERY TYPE - 32650 5500mAh 3.7V LI-ION BATTERY. 100m/330ft waterproof,1.5m shock proof Weight of video light only:345g(without battery),483g(with battery). Underwater Weight: 220g(with battery) Manufactory certificated: ISO9001 and CES.