ROJ1005 Features: * Monocular * Long range viewing up to 385 yards (350m) * 20pct more energy efficient than the competition * 70-hour battery life * Fully multicoated optics * Reliable and easy to use * Two built-in 0.25" tripod sockets * Auto-shut off against sun light exposure * Integrated powerful infrared illuminator * Built-in weaver rail for mounting accessories * Water intrusion: Meets IPX4 rating * Magnification: 4.3x * 2.36" Objective lens diameter * 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 * Estimated battery life w/out IR (hour): up to 70 * Operating temperature (°F/°? ): -22 to +113 / - 30 to +45 * Humidity: Up to 93pct * Weight (oz/g): 24.7 / 700 Specifications: * Power supply options: AA 1.5V battery (two) Dimensions: * Dimensions: 2.76"" H x 10.47"" W x 3.94"" D