Ranging made simple for the way you hunt. The Triumph HD 850 Laser Rangefinder delivers fast, accurate readings for hair-splitting shots that lead to short blood trails. With intuitive range and target modes preferred by rifle and bowhunters, it's ready for planning a stalk or taking the shot in thick woods or open terrain. Compact and lightweight, it's made for deer hunters who need gear they can trust to deliver season after season. Specifications for Vortex Triumph HD 850 5x21mm Laser Rangefinder: Manufacturer: Vortex Objective Lens Diameter: 21 mm Magnification: 5 x Eye Relief: 13 mm Field of View, Angle: 6.4 degrees Field of View, Linear: 335 ft at 1000 yds Weather Resistance: Waterproof Color: Green Battery Type: Lithium Metal, CR2 Rangefinder Application: Hunting Features of Vortex Triumph HD 850 5x21mm Laser Rangefinder HD Optical System Fully Multi-Coated Lenses Soft-Touch Exterior Black LCD Display Waterproof Shockproof Package Contents: Vortex Triumph HD 850 5x21mm Laser Rangefinder Soft Carry Case Wrist Lanyard Lens Cloth CR2 Battery