Fenix TK09 900 Lumens

Cree XP-G2 (R5) LED with a lifespan of 50,000 hours
·Uses one 18650 rechargeable Li-ion battery or two 3V CR123A Lithium batteries
·130mm (Length) x 25.4mm (Body Diameter) x 34mm(Head Diameter)
·114-gram weight (excluding the battery)
·Reverse polarity protection guards against improper battery installation
·Tactical tail switch with momentary-on function
·Made of durable aircraft-grade aluminum
·Premium Type III hard-anodized anti-abrasive finish
·Toughened ultra-clear glass lens with anti-reflective coating