Momentary/full power/power save/strobe modes; 593 ft. beam distance; Advanced lighting tool powered by a high-capacity LiFePO4 (Lithium Iron Phosphate) rechargeable battery; Charging base can be powered by the included 12V adapter, 120V converter, or by other charging source that complies with the USB 2.0 standard; 543 lumens on high; Crowned bezel;