A stately wall clock for indoors and out, this 18-inch copper clock from Chaney Instruments dresses up any living room, patio or porch. A weather-resistant copper finish and solid metal construction ensure years of outdoor use. The Atomic Clock sets itself automatically for perfect time-even for Daylight Savings Time switches. A Fahrenheit thermometer on the dial face is easy to read without obfuscating the time. Energy-efficient, the clock runs for up to two years on one AA battery. Handsome Arabic numerals with black graphics on an off-white backing and unique hands make this clock a classy addition to the pool area or sunroom. The thermometer range is -40 to 120 degrees F.