Accuon Ultra Slim Travel Alarm Clock with Calendar & Temperature Foldable travel alarm clock with 180 degree rotational clock-face and snooze button Displays calendar and indoor temperature, also features a screen back-light 12 and 24 hour setting. Celsius and Fahrenheit setting LCD size: 1.625(L) x 5 (H) inches. Unit size: 2.375 (L) x 625(d) x 3.5 (H) inches Operates on 1 AAA battery (battery Included)