Auto Set & Extremely AccurateNo need to manaully set, TXL Atomic Digital Clock Auto Set - Using radio frequencies broadcast from NISTs Colorado , the clock will automatically set to the correct time. Automatically adjusts to Daylight Savings Time while set the DST on Battery Operated Digital Wall clockThis digital clock is powered by 4 AA batteries and 2AA batteries (Included), you can put the clock wherever you like. There are two keyholes for easy wall mounting and a fold-out backstand for tabletop or shelf placement. 14.2" Large Digital Wall Clock with Backlight With large easy to read numbers, large digital clock can be seen at any angle. Featuring a built-in ambient light sensor, once it is dark at night, the screen will automatically light up, allows you can see the time in the dark. User-friendly design, there are 2 levels of adjustable brightness in the dark for your choice. Also, you can turn it off. Temperature & Date display12 or 24 hour display formats w