Mebus 25595 Digital Alarm Clock. This square alarm clock is black and features a 3-line display. It is powered by 1.5 V AA batteries (not included). The dimensions are 82 mm width, 82 mm height, and 34 mm depth. The pack contains 1 pc(s). Key features include: - Radio control (DCF 77) for automatic time adjustment, including summer/winter time changes. - Indoor thermometer displaying room temperature in °C or °F for optimal living and sleeping conditions. - Backlit display with a blue light that activates upon pressing the top button, designed to be easy on the eyes in the dark. - Date display with an integrated calendar showing the current date and day of the week (abbreviated). This makes it a perfect and compact travel alarm clock. Visit the Mebus store on Amazon for other items like wall clocks, weather stations, and more alarm clocks.