Atomic clock receives radio time signals from and updates itself with accurate time and date. 7 timezones (PST,MST,CST,EST,ASTTTING,HAT,AKT) selectable. Updating daylight saving time automatically.The digital atomic clock equipped with 7.5 inch screen, making you can read the time, date, day, indoor temperature value clearly. Clock can be hung on the wall or stood on the table.The bedside/wall clock works with 2 x AA Cell batteries(NOT Included). It's equipped with back set buttons for Alarm, Snooze and Mode Options, simple to operate without instructions. 5 minutes snooze alarm time. Press any keys can cancel snooze when in snooze mode.12 or 24 Hour Display Formats With Temperature Display In Celsius or Fahrenheit.Makes for an perfect gift for friends, family, colleagues, Elderly, Dementia, Alzheimer and Memory Loss.Size: 23.5 x 16.5cmColor: silver and grayMaterial: ABSPackage contents: 1 x alarm clock1 x English manualOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.