320 Lumen CREE LED Pocket Tactical Defense Flashlight MANY USES - Perfect tactical or every day use light for use by Police, Firemen, EMTs, Search and Rescue, emergency workers, campers, hunters, explorers and pretty much any other outdoor activity. Five modes (high, medium, low, strobe, SOS) with memory to remember last mode used. SMALL & BRIGHT - 320 Lumens of blindingly bright light with a compact size that will fit in your pocket. It is one of the brightest pocket sized flashlights in the world. Uses a high-efficiency optical aluminum reflector to achieve a smooth beam. Beam will throw for over 200 meters/656 feet! LONG LASTING - CREE XP-G R5 LED with lifespan of 100,000 hours. Runs for 2.5 hours on high, up to 83 hours on low! WATERPROOF - Waterproof to IPX8 standard (submersible to 2 meters/6.6 feet) POWERFUL - Runs on 1 18650 li-ion rechargeable battery or 2 CR123A lithium batteries. (BATTERIES NOT INCLUDED)