This environmentally-friendly clock doesn't need any batteries and is powered by the solar panel located on the top of the clock. The large LCD features easy-to-read 3/4" tall numbers showing the time (12 or 24 hour clock), day, date, year, and temperature (ºF or ºC), and has an audible alarm with snooze control. Efficient solar panel operates on minimal light. Available in metallic silver finish with green trim. Gift boxed.