La Crosse Technology 515-1316 Super Large 16 Inch Atomic Digital Wall Clock Extra large 7 inch time display Accurate, Atomic time and Date with auto updates for Daylight Saving Time (on/off option) 12/24 hour time, Optional manual time set (out of radio frequency range) Large Calendar View 3.25 Inches: Month, Date, Day Wall hanging or Free Standing, Measures 15.35 by 1.57 by 19.09