The digital clock with LCD screen and backlight from Polaroid is available in 4 colors, Black, white, red and light blue. The compact clock displays indoor temperature and time in 12/24 Hr. format. Its alarm and snooze function help you meet your commitments on time. At your bedside or at your desk be reminded of birthdays of near and dear ones. The backlit LCD screen treats you to a clear display of time and other readings. To function, the clock needs 2x”AA” batteries[not provided], it can also function when charged on electricity[requires 5V DC adapter not included].