The Better Homes & Gardens 11 in. Digital Atomic Wall Clock displays the current and most accurate time while the future forecast will show you what the weather will be. This unit provides you information about indoor as well as outdoor temperatures and a future forecast with animated weather icons. Lightweight and battery-operated, this clock can be conveniently placed on your desk or hang onto any wall. It offers you a full-calendar display and crescendo alarm sound with 10-minute snooze. Conveniently, it also indicates when battery power is low or weak for both clock and outdoor sensor. Included with clock is weather-resistant outdoor sensor with wireless range of up to 300 feet (91 meters.) Batteries are required, but not included in package. This atomic wall clock is covered by a manufacturer's limited 1-year warranty.