The Fenix E18R V2.0 is an ultra-compact EDC (every day carry) flashlight with outstanding performance for a flashlight this small. Powered by one included 16340 li-ion battery, the E18R V2.0 emits a maximum of 1200 lumens a distance of 479ft (146m). The single side switch (no tail switch) controls six lighting modes including a moonlight mode for up-close tasks. Recharge the E18R V2.0 flashlight via its USB-C port when the battery level indicator indicates the battery is low. The E18R V2.0 is built tough with durable high-strength, oxidation-resistant aluminum and is waterproof underwater to 6.6ft (2m). Magnetic tail and a two-way body clip round out the features of this awesome little EDC flashlight. SPECIFICATIONS Max Lumens: 1200 Max Beam Distance: 479 feet (146 meters) Max Runtime: 200 hours Lighting Modes: 5 brightness levels plus strobe Bulb Type: Luminus SST40 cool white LED Size: Length: 2.64” (67mm) Diameter: 0.87” (22mm) Weight: 1.98 oz. (56g) including battery Battery: One included rechargeable 16340 li-ion battery or one CR123A lithium battery (not included/not rechargeable) Included: ARB-L16-700P rechargeable li-ion battery, USB Type-C charging cable, lanyard, spare O-ring