PowerTac E10 G4 Flashlight. 25" overall. Water resistant. Impact resistant. Clip. Rechargeable. Strobe. Modes: Turbo (1200 lumens 40m runtime); High (600 lumens 45m runtime); Medium (140 lumens 3.27h runtime); Low (19 lumens 9.96h runtime); Firefly (0.4 lumen 4.5 day runtime). Magnetic tail cap. One switch system. Low battery indicator. Requires (1) 18650 battery (included) or (1) CR123A battery (not included). Aluminum construction. Color: Black. Boxed. No 3rd Party Sales (must be sold from your store or your web site not a third party site such as Amazon eBay etc) Specifications for PowerTac E10 G4 Flashlight: Manufacturer: PowerTac Color: Black Light Output: 1200 lumens Battery Life: 40 minutes Length: 3.25 in Weight: 0.4 lb Overall Length: 3.25 in Package Contents: PowerTac E10 G4 Flashlight