LED: Cree XP-G2 R5Output/Runtime: 5 Lumens (36 Hours) 32 Lumens (4 Hours) 110 Lumens (30 Minutes)Key Features: Tool Ti is machined from Ti-6Al-4V rod with CNC and the titanium body not only gives a fine natural silvery color look but also an incredible metallic feeling.Battery Type: 1*AAAWater Resistance/Impact Resistance: IPX-8 (2 Meters)/1.5 MetersSize: 72mm(L) 14mm(D)Weight: 0.78oz(22g)