Digital clock batteries operated in comparison

Digital Clock Large Display The 15 inch LCD large digital wall clock features a width of 14.6 inches and a height of 5.3 inches, providing clear visibility from various angles and distances. This spacious screen is user-friendly, especially for the seniors, with large, easy-to-read numbers

Large Display & Multi-function Digital alarm clock with large LED display (6.3"x0.7 1"x2.36"), which lets you check the time clearly at a glance even it is far from you. Our smart clock with 5 mode clock mode, date mode, temperature mode, night mode (ON OFF), alarm mode. The buttons on the rear are very self explanatory, so it is very easy to set up! The "colon" between the hour and minute display flashes continuously

Wall Mounted or Desktop Put the batteries in and the wall clock will automatically receive the radio control signal and set the correct time and date in 7 minutes, after completion it can be hung on the wall or placed on the table

Adjustable Brightness 4 Levels Adjustable Brightness. LED Large Digital Display, Clear and Comfortable Visual Sense. It automatically adjust to high brightness from 7 00-18 59, adjust to medium brightness from 19 00-23 59, and adjust to low brightness from 0 00-6 59. When plugged with USB cable, the LED light will be on always. By pressing the button of "SNOOZELIGHT" the display can keep lighting for 5 seconds

2 Alarm-Volume Levels and Backlight LOW (70db) or HIGH (85db), 2 levels of alarm volume adjustable to meet the needs of different people; A simply touch at the top of the clock to activate a convenient 5 second on-demand backlight which can be used to see the time at night; Time display support both 12hrs and 24 hrs format

Large LED Display W Remote Control Our wall digital clock features a 16 inch large screen and 4.5 inch clear jumbo digits, which makes it easy to view and read the time, date, indoor temperature, and week from a great distance and all angles.the handy remote control allows you to adjust the LED brightness, set the time, alarms, or timer without having to get up from your seat.

Easy to Use Multifunctional Digital Clock 3.54 inch clear eye-protection LCD display shows clock time, alarm time, calendar date, day of the week and indoor temperature ( ). 6 control buttons are designed on the front for intuitive and simple operation. All settings can be completed in minutes. 12H 24H time format is available. Temperature units can be switched between Fahrenheit and Celsius.

Large LED Display&Snooze function This Digital Alarm Clock features a 6.7 inch large LED display, making it easy to read, Ultra-thin body; One of the best alarm clocks for bedrooms due to its simplicity, this premium digital clock is something you'll enjoy waking up to every morning. Snooze button helps you to easily turn off the alarm ring without opening eyes. Can set 1-60 Minute's Snooze Time (The default Snooze time is 5 minutes).

Multi-function & LED Large HD Display The digital alarm clock features an oversized LED display (6.3 in * 2.36 in) and an ultra-slim body ranging from 0.7 to 0.98 in. The display showcases large and clear numbers, allowing you to check the time at a glance. Our smart clock offers five modes clock, date, temperature, night (on off), and alarm. We also provide an instruction manual that details how to use each button, so you needn't worry about operation.

5 Alarm Modes- Workday Mode The bedside clock can be selected in 12 24 Hr mode. When you want it to wake you up at a fixed time, there are 5 alert modes to choose from 1-1 (1 day alarm), 1-5 (Mon-Fri), 1-6 (Mon-Sat), 1-7 (Daily), 6-7 (Sat-Sun). Simply press and hold "Alarm" and then use the "Up" and "Down" buttons to adjust the hour minute workday mode. The thoughtful design of different alarm modes allows you to enjoy your days off and never be late for work again.

Large Display With Multifunction Ultra-large 4.5" HD LCD Display Digital Alarm clock with hour, minutes and 12 24 hour format selectable.Display "month", "day" and "year"(default date January 1, 2012).Set up daily alarm with snoozing.Temperature range from -9 50 16 F 122 F ,intelligent sensing environment temperature, temperature can be real-time view

Easy to Read The digital clock for elderly has a 7-inch display that clearly displays the time, date, day of the week, four time periods of the day morning, afternoon, evening, night , and displays the ICONS of each time period, non-abbreviated large font helps the elderly easily read the time.