Magnification: 4.3x. Objective lens diameter (mm): 60. FOV at distance 200 yards (ft/m): 118 / 36. Focus range (yards): 1 to infinity. Diopter adjustment (D): +/- 4. Detection distance (approx.) (yard/m): 385 / 350. 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%. 10.47 in. W x 3.94 in. D x 2.76 in. H (1.54 lbs.). The HiPo 4.3×60 modification features a remarkable 60 mm lens. This night vision monocular is best suited for long range observation purposes. The HiPo ranks among the best in the Gen 1 class for the quality of image and the detection distance. The device features two built-in tripod sockets enabling the user to install the device on a tripod for additional convenience. The HiPos body has a built-in weaver mount to allow the attachment of additional accessories such as an IR-flashlight and other accessories. HiPo models feature an automatic shut off function when exposed to an intense light source for longer than two seconds. This protects the images intensifier tube from damage.