YiGer&reg; Waterproof 800 Lumens CREE XM-L(U2) LED Diving Flashlight Underwater LED Lights Maximum 150m Depth Bright LED Lighting Lamp Dive Lights for Diving Adopts Cree XM-L(U2) LED, its output can be up to 800 lumens and the lifespan can reach 50,000 hours. FANUC CNC System, Aircraft-grade high strength aluminum AL-6061-T6 with premium Type III military hard-anodized anti-abrasive finish. Gold plated spring, battery conductivity and longer life span. Lighting distance is 270m. Powered by 1*18650 rechargeable lithium battery, up to 2 hours runtime in high mode. It's designed with waterproof and compression resistance in practical. And the rubber band of the lanyard makes it an ideal lighting tool for you in outdoor environment.