Displays indoor and outdoor temperatures in °F or °C, day and date plus moon phase. Large 2 ¼"H time display is easy to read. Alarm with snooze function. Use free-standing or wall hanging. 6 5/8"H x 11"W x 1"D. Includes wireless sensor with 300' range. Clock uses 4 AA alkaline batteries; sensor uses 2 AA alkaline batteries (sold separately).