his is the Bigblue 1300 Lumen Narrow Beam Dive Light with Tail switch Features: Lumens: 1300 Lm (Level IV), 650 Lm (Level III), 325 Lm (Level II), 130 Lm (Level I) Beam Angle: 10Adeg Burn Time: 2 hrs (level IV), 4 hrs (level III), 8 hrs (level II), 20 hrs (level I) Light Source: XML LED Power Source: Rechargeable Li-Ion 18650 Battery Buoyancy: -76 g (including battery) Weight: 168g (including battery) Color Temperature: 6500K (Cool White) Maximum Depth: 100 Meters Tested Housing Material: Anodized Aluminum Alloy Battery Model: BATCELL18650 Charge Time: 3-4 hours In The Box Light Rechargeable Battery Charger Lanyard Two Spare O-rings Silicone Lube Dry Bag Owner&&';;s Manual Manufacturer&&';;s 1 Year Warranty Big Blue&';s #1 best-selling light now comes with a tail switch! With its 10 degree narrow beam angle, it&&';;s the perfect primary dive light for any underwater environment!This is the perfect light for general purpose or to peer into crevices to find hidden critters! The AL series have been best-selling lights for over 5 years due to their compact size and lumen punch. This light is rated to 100 meters (328 feet) and comes with a rechargeable lithium ion battery and charger. It is packaged in a durable, reusable dry bag that will fit much more than just your light! It fits with the NPG-GLOVE and takes the BATCELL18650-G battery.