LED Calendar Clock in Acrylic Case, ATC1508 Large 2 1/4 Digits Displays Hour & Minute, AM & PM Dot indicators tells time status Calendar feature displays day of week and date, Easy to set clock (Eastern Time Pre-set) Beautiful acrylic case shows time and calendar clearly Powered by AC adapter (included), Battery Back-up time in case of power failure Unit Size: 16 x 7 3/4 x 1 1/2 (approximately), Unit Weight: 2.5 Lbs. (approximately)