Why choose our Digital Calendar Clock specially designed for seniors/alzheimers/dementia/memory loss seniors? Alzheimer's disease often starts in old age or pre-old age, is a kind of persistent neurological dysfunction, is also the most common cause of dementia, symptoms are gradually severe cognitive impairment (memory impairment, learning impairment, attention impairment, spatial cognitive function, problem solving ability impairment).They gradually lose track of time, forget what they're going to do next, and forget to take their medication as prescribed. Our digital clock has 8 alarm clocks, contain 3 medicine reminders (Morning/Afternoon/Evening) and an hourly alarm so you don't miss a moment. At the same time, we provide color box without any sensitive words like ‘dementia’, you can give it to your grandparents, parents and old friends, let them feel your heart. Why choose Plug-in clocks? Plug-in clocks are more durable than battery-operated clocks, making them ideal for those pursuing cost performance. Does it can work only on batteries No,it must be plugged in for use, but there is a built-in battery in the dementia clock. Whether it's a power outage or unplugged, the clock's built-in battery displays the correct time when you're plugged back in, ensuring that your previous Settings remain unchanged. Size: 8.7 Inch*6.9 Inch*0.63 Inch Packing List: 1 x Digital Calendar Clock 1 x Adapter 1 x Holder 1 x English User Manual 1 x Color Box Battery Backup: Automatically protects time, date and Settings when disconnected 8 Alarm Clocks: 3 medicine reminders (Morning/Afternoon/Evening), 5 alarm clocks and 24 hours hourly chime 8 Languages: English, French, German, Dutch, Italian, Polish, Spanish, Swedish Auto-Dimming: Day and night respectively are 1-10 Level Brightness: 1-10 Level SD Card: Digital Alarm Clock inserted into the SD card(32G) can play 60 seconds of videos, voice or pictures.(Battery Backup & Packages)- In case of a power outage, day and date clock will be reset to the correct time and date when the power returns - Seniors clock with power supply, not battery operated). Packaging: 1 x Bracket, 1 x DC Adapter, 1 x User Instruction, 1 x Digital Calendar Day Clock. (5 Cycle of the Day)- digital day clock calendar large-time day and date display: MORNING-5:00 am to 11:59 am, AFTERNOON-12:00 pm to 4:59 pm, EVENING-5:00 pm to 8:59 pm, NIGHT-9:00 pm to 11:59 pm, BEFORE DAWN-12:00 am to 4:59 am. (Auto & Manual Dimming)- Digital day date time clock for seniors display dims every night at 7:00PM (10cd/M2) and brightens up during the day at 7:00 AM (50cd/M2). You can turn off the alzheimers clock auto dimming function,Manual brightness adjustment 1-10 levels. (3 Medication Reminders & 5 Alarm Clocks)- Dementia clock for seniors will remind you to take medication-”Morning / Afternoon / Evening Medication Reminder”. The screen will display as 'TAKE YOUR MORNING MEDICINE' and an alarm will be ringing at the same time. (Large Display Digital Clock for Seniors)- 8 inch clock with date and time for elderly clearly spells out the full day of the week,month and year,which has extra large bold letters,Ideal for an older family member with poor vision. Clock is bright, legible, and easy to read for them.