Product Description Super Bright. CREE LED inside. 200lm in full brightness. Adjustable beam focus. Spot and flood beam are both available. 3 light mode options: full brightness, half brightness and flashing. Save money on buying new batteries. One 18650 Li-thium battery is required and included. Battery charger is included. Runtime. 4 hours in full brightness with fully charged battery. Extremely long life. CREE white LED last over 50,000 hours. Heavy Duty Aluminum Housing. Scratch and fade resistant. Excellent appearance. Solid State. Shockproof and vibration proof.