Taylor 1457 Outdoor Sensor For Taylor Digital Thermometers 1453,1456,1461 Remote digital sensor for Taylor temperature system models 1453, 1456, and 1461 Weatherproof design; sensor can be mounted with included bracket 100 feet from base unit LCD display with 2/3-inch digits indicates outdoor temperatures from -4 to +140 degrees F Product requires separate purchase of compatible base unit and 2 AA alkaline batteries Sensor measures 3 by 2-3/4 by 1 inches; weighs 1 pound; covered by limited, 1-year warranty