This very compact monocular laser rangefinder shows per button exactly the distance up to 600 m and is switchable from meters to yards. Various operating modes (standard / rain / reflection measurement) can determine distances even under poor measurement conditions. Magnification: 6x Objective lens diameter: 25 mm Weight: 180g Dimensions: 130x90x50 mm Splash-water-proofed battery: 1x CR2 3V Laser: Class I (eye safe)