LED & Modes -- CREE XP-L V6 LED;Power Souce --Economical power source; Readily accessible; Powerful even on AA batteries;Versatile Applications -- EDC, law enforcement, security, emergency, medical services, camping, duty light and self-defense.;High Quality -- Constructed from aerospace grade aluminum body with military grade Type III hard-anodized anti-abrasive finish.;ThruNite provides you with a 30-day free replacement guarantee and lifetime limited warranty