Atomic time and single alarm function. Full calendar and day of the week. Indoor and outdoor temperature. Day of the week options in English, French, or Spanish. LCD display. Timer function. Self setting. Wall mount design. Black and white two-tone plastic case. Uses 2 AA batteries (not included). Measures 8.54" L x 1.02" W x 7.77" H. 1-year limited manufacturer's warranty. Featuring an easy-to-read display of Indoor and outdoor temperature readings complete with day of the week calendar in three languages, this La Crosse Atomic Digital Wall Clock is essential for any home. The convenient atomic time auto sets itself.