Easy to use, features include; powerful projecting LED beam, pushbutton tailcap switch, pocket size design, "Spot-to-Flood" adjustable and anodized for corrosion resistance and durability. A rugged, machined aluminum case, intelligent energy source management – continuously monitors the balance between high brightness and efficient power usage allowing for prolonged battery life. The Torch is Powered by three (3) AAA, alkaline batteries (included). Individually serial numbered.