TC1200 Military Grade 5 Mode CREE XML T6 3000 Lumens Tactical Led Waterproof Flashlight TotaLohan is registered Trademark by TotaLohan Inc. POWERE SOURCE: 1pc 18650 Lithium-ion Battery (Not included) or 3pcs AAA Battery (not included) FIVE LIGHT MODES: 3 Brightness Levels, Tactical Security design with Disrupter Strobe and SOS Function, Easy to Operate use one 18650 rechargeable Li-ion battery or use 3 AAA batteries or one 26650 rechargeable Li-ion battery Designed with water-resistant material supports safe operation in the rain. Do not immerse in the water. Built in zoom function and 5 modes, powerful enough to light up an entire room, or zoom in on distant objects.