This is the iTorch Kraken NR-1800Z Lumens Zoom Spot Dive Light Features: Lightweight and compact design 10 to 45 degree adjustable beam angle Double o-ring sealed Waterproof to 330ft/100m The Kraken NR-1800Z Zoom is a 1800 lumens dive light that has an adjustable beam angle of 10Adeg to 45Adeg to meet all your dive light needs. The light has a 70-minute burn time at full power. The light switch is a push button design for on/off with a battery level indicator. The Kraken NR-1800Z Zoom has 5-modes of 100%/50%/25%/SOS/strobe. The light is manufactured from hard anodic oxidation aviation aluminum and is depth rated to 330&'; (100 meters). Light weighs 6.35 oz. (180 g). Included with the light are an 18650 lithium-ion battery, lanyard, charger, spare O-rings, soft carry bag and owner&';s manual. The perfect light for spotting, hunting, or as a backup to a stronger torch.