Scuba Max Underwater Scuba Dive Light Aluminum Bodyu Underwater Scuba Dive Torch Rechargeable LED dive torch Cree XM-L2 (U2) LED with 50,000 hours lifespan. Twisting on/off function. Aircraft-grade high strength aluminum AL-661-T6 with premium Type III military hamd-anodized anti-abrasive finish. Waterproof to 450ft.Run time: 1 hour 20mins full power.