Fenix TK35 Ultimate Edition, MT-G2 LED, Max 1800 lumens, Neutral white, and 75 degree wide beam.
http://www.fenixlight.com/ProductMore.aspx?id=125&tid=8&cid=1● Utilizes Cree MT-G2 LED with a lifespan of 50,000 hours
● Uses two 18650 rechargeable batteries (Li-ion) or four 3V CR123A batteries (Lithium)
● 165mm (Length) × 44mm (Diameter) × 52mm (Head)
● 265-gram weight (excluding batteries)
● Digitally regulated output - maintains constant brightness
● Reverse polarity protection to protect from improper battery installation
● Low-voltage warning function to remind users of low power
● Dual button switch in the tail, 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