Taylor Precision Products Patio Thermometer and Clock (18-Inch) Measure the temperature indoors and out with this classic-styled dial thermometer with clock. Easily keep track of the temperature and time from a distance with bold black and red dial graphics. A bright red pointer indicates the current temperature. Featuring Taylor's all-metal construction, this brushed-metal large dial thermometer with clock measures from -40 to 120 degrees Fahrenheit or -30 to 40 degrees Celsius. Mount the thermometer inside or in the garage or patio with its weather resistant and rust-proof design and power the clock with 1 AA battery (sold separately).