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The Springfield® 90116 plainview indoor/outdoor thermometer with hygrometer features bold, easy to read number track in 2 deg increments. Display temperature in both deg F and deg C format. This thermometer features high impact resin construction with built-in fade resistant and silk-screened graphics for long-lasting use. Large easy to read dials shows both temperature and humidity levels ranging from -20 to 120 deg F, -30 to 50 deg C and 10 to 100 percent relative humidity with precision thermometer tube and dial hygrometer for accurate readings. The 9 1/8" indoor/outdoor tube thermometer/hygrometer is free from mercury making it safe to use around kids and pets.