This is the BigBlue CF450 Focusable Scuba Diving LED Light with Pouch and Glove Features: Light Source:Cree LED Light Output:450 Lumens Casing Material:Aluminum alloy, anti-corrosive anodized Power Source:3AAA batteries, alkaline or NiMH Safety Designs:Double o-ring sealed Angle Of Light Beam:Focusable beam - 6-31 degrees Color Temperature:6500K Available Colors:Black, Blue, Silver Burn Time:Up to 4 hours at full lumen output Maximum Depth:100 M tested Weight:235g (Including Batteries) Bouyancy:-113g (Including Batteries Switching System:Magnetic Switch Front Glass:Tempered optical glass Upgraded from 250 lumens to 450 lumens for 2015! Packaged with NPGGLOVEM + Pouch with retractable cord. The most popular Bigblue light is now even better! The CF450 offers a long list of features that makes it the only light you&';ll want to carry: *Focusable beam angle from 31 degrees to a narrow 6 degrees by twisting the front bezel. *Magnetic on/off swivel switch offers one-hand operation while providing reliable and safe switching. *Stand-alone 3AAA battery holder (use Alkaline or NiMH batteries only - not included). *Durable anti-corrosive aluminum alloy construction. *Double o-ring seal. *Adjustable lanyard included in all package styles. *Light is offered in three great colors: Black, Blue, Silver.