● Tailored 2600mAh 3.7V rechargeable Li-ion battery
● 168mm (Length)﹡25.4mm (Battery Tube Diameter)﹡42mm(Head Diameter)
● 245-gram weight (including the battery)
● Digitally regulated output maintains constant brightness
●Anti-roll, slip-resistant body design
● Dual switch on the head for fast and convenient operation
● Made of durable aircraft-grade aluminum
● Premium Type III hard-anodized anti-abrasive finish
● Toughened ultra-clear glass lens with anti-reflective coating
● The charging equipment supports AC charger and car charger
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http://www.fenixlight.com/ProductMore.aspx?id=83&tid=12&cid=1