Magnification: 2.6x. Objective lens diameter (mm): 40. FOV at distance 200 yards (ft/m): 162 / 49. Focus range (yards): 1.5 to infinity. Diopter adjustment (D): +/- 4. Detection distance (approx.) (yard/m): 275 / 250. Tripod socket: Two 1/4". Power supply options: AA 1.5V battery (two). Estimated battery life w/out IR (hour): up to 70. Operating temperature (°F/° ): -22 to +113 / - 30 to +45. Water intrusion: Meets IPX4 rating. Humidity: Up to 93%. 7.16 in. W x 3.94 in. D x 2.56 in. H (0.93 lbs.). Instruction Manual . The eXact Precision night vision scope can be used for a multitude of applications including paintball, security surveillance and star gazing. The unit may be used as a handheld monocular as well as easily transformed into the most affordable night vision aiming device by assembling it with the weaver mount and eye flip, which are included in the kit, and placing it in-line with suitable Reflex Sight. The product becomes usable for hunting and use with paintball markers and air soft guns. This scopes rugged design makes it suitable for use in harsh field conditions such as hunting, boating and hiking.