"The Fenix E18R V2.0 Rechargeable EDC Flashlight packs outstanding performance into a small, easy-to-carry design. It produces a 1,200-lumen beam that reaches out to 479', and you can choose from 5 brightness levels (plus strobe) to get the level of lighting you need. Intelligent Memory feature recalls the last used setting, while the lockout function prevents accidental activation. Simple side switch gives you effortless control over the flashlight. Boot-up battery-level indication lets you instantly check the remaining battery life. Durable A6061-T6 aluminum construction with a type-HAIII hard-anodized, anti-abrasive finish stands up to hard use and is waterproof to 6.6'. Luminus SST40 cool-white LED features a lifespan of approximately 50,000 hours. 2-way clip permits the E18R to be carried bezel-up or bezel-down. Magnetic tail for hands-free use. Powered by a rechargeable 16340 lithium-ion battery (included) or a CR123A battery (not included) for up to 200 hours. Includes charging cable, lanyard, and spare O-ring. Length: 2.64"". Weight: 1.98 oz. (with battery). Manufacturer model #: FX-E18RV2. 1,200-lumen beam reaches out to 479' 5 brightness levels plus strobe mode Intelligent Memory recalls last used setting Lockout function prevents accidental activation Simple side switch for easy control Boot-up battery-level indication Durable A6061-T6 aluminum construction with type-HAIII hard-anodized, anti-abrasive finish Waterproof to 6.6' Luminus SST40 cool-white LED with approximate lifespan of 50,000 hours 2-way clip lets you carry the light bezel-up or bezel-down Magnetic tail Includes rechargeable battery, charging cord, lanyard, and spare O-ring"