Applying NEXTORCH Patented Fresnel Lens Focusing Technology, 760-lumen myStar V2.0 can deliver a smooth transition from flood light to focused light by simple one-handed twist of the 360° swivel head. Built-in 3000mAh high-capacity lithium polymer battery as power supply ensures lighter weight, long durability, and safer use. The partial pressure headband and ergonomic battery container provide long-time comfortable wearing.