Big Blue CF900 Lumens LED Light Package Includes:Big Blue Dive Light , Hand Lanyard Powerful focusable light , 3-37 degree beam, 900 Lumens, 5 Modes (High, med, low, very low, SOS) Burn Time: 2hrs (level IV) to 20hrs (level I). Depth rated 330ft/100mts Lithium Ion Rechargeable Battery (included), Switch: Magnetic