1.Brand Name:UltraFire
2.Model No.: HD2011
3.LED:Cree XM-L T6
4.Modes:High-middle-Low-Slow strobe-Fast strobe
5.Color: Titanium / Black
6.Switch Location: Tail-cap
7.Lamp Cup:Smooth Cup
8.Lens: Toughened ultra-clear glass lens with anti-reflective coating.
9.Case material: Durable aircraft-grade aluminum.
10.Battery: 1 x 18650 Lithium ion battery (not include)
11.Waterproof: Accord to IPX-8 standard.
12.Dimensions: 117mm (L) x24mm (HD) x 24mm (TD).
13.Weight(g):65/115