The Nikon PROSTAFF 3i Rangefindergives you consistency when it matters most with an ergonomic weather resistant body. FeaturesMulticoated Optics8-Second Sustained MeasurementID (Incline/Decline Technology)Tru-Target Priority System to switch between first target and distant target modesHYPER READ for a quick and stable measurementRainproof confidence in damp environmentsLong Eye Relief for comfortable viewing with or without glasses2-Year Warranty Nikon PROSTAFF 3i Rangefinder 16229