Crimson Trace HorizonLine 4000 7x22mm Handheld Laser Rangefinder Aerospace Aluminum Black/Grey. With an illuminated easy-use menu quick acquisition features and CT quality optics the HorizonLine 4000 is sure to become your go-to rangefinder. With a max range of 4000 yards there is no target you wont range. Robust internals wrapped in aerospace aluminum rubber overmolding and extruded polymer make the HorizonLine 4000 as functional as it is good looking. Compact practical and top quality the HorizonLine 4000 will work in the moments that matter. Specifications for Crimson Trace HorizonLine 4000 7x22mm Handheld Laser Rangefinder: Manufacturer: Crimson Trace Objective Lens Diameter: 22 mm Magnification: 7 x Eye Relief: 13.8 mm Field of View Angle: 6 degrees Field of View Linear: 31.4 ft at 100 yds Water Resistance Level: IPX-4 Maximum Range: 4000 yds Weight: 7.2 oz Width: 41 mm Measurement System: Meters Yards Length: 103 mm Color: Black/Grey Battery Type: CR2 Minimum Range: 10 m Battery Life: 4000 ranging cycles Battery Quantity: 1 Finish: Rubber Operating Temperature: -10 - 50 Celsius Diopter Adjustment Range: -3 - 3 dpt Optical Coating: Fully Multi-Coated Rangefinder Application: Archery Hunting Range Response Time: 1 seconds Accuracy: +/- 1 yds Wavelength: 905 nm Package Contents: Crimson Trace Horizonline 4000 Handheld Laser Rangefinder Holster Wrist Lanyard Battery Instruction Manual Belt Clip Crimson Trace 01-3001999: HorizonLine 4000 7x22 mm Handheld Laser Rangefinder Aerospace Aluminum Black