Timex TX5020 LCD Electronic Indoor and Outdoor Thermometer - Silver Thermometer with large LCD screen displaying inside and outside temperatures Inside temperature range 14 to 140 degrees F (-10 to 60 degrees C); outside temperature range 58 to 140 degrees F (-50 to 60 degrees C) Versatile design allows unit to sit on flat surface or can be mounted to a wall Memory function records the day's high and low temperatures Includes 10-foot wired probe for gauging outdoor temperature, integral table stand and wall-mount bracket Requires AAA batteries; one year factory warranty