This digital calendar alarm day clock set calendar, timer and alarm clock in one, accurate dates and times will keep you from missing important meetings and appointments. Digital Calendar Day Clock for Elderly - Designed to make it easier for people of all ages, including seniors with impaired version to see and read from multiple angles,and long distances. Battery Backup - This day clock also has battery back up a in case of a power outage, it automatically resets to the correct time and date when the power returns. At night can adjust the appropriate sleep brightness, will not disturb you to sleep. You can mount it on the wall or place it on a tabletop, suitable for various settings such as living rooms, kitchens, bedrooms, dining rooms, offices, dormitories, and classrooms.