This solar-powered thermometer with backlight lets you read the outside temperature without ever stepping foot outside of your home. Just attach to your window, and watch as this weather resistant thermometer instantly portrays the outside temperature.
It also doubles up as a digital clock and features an automatic backlight for easy reading in the dark. Choose your reading in Celsius or Fahrenheit and record the minimum and maximum temperature with auto reset. Temperature range: -13°F to 158°F. Receiver dimensions: 4.75" x 1.07" x 5.125"
Requirements:Display: 1 AAA alkaline battery, included
Backlight: 1 AAA NI-MH battery, included.