DescriptionAre you looking for a durable, yet affordable alarm clock? Are you in search of a sturdy, trustworthy alarm clock that can do multiple jobs and serve you for a long term? If yes, look no further! Our premium alarm clock set must meet your needs.Features-Color: Black -Material: plastic -Size: 13.50X10.10X5.50cm5.31X3.97X2.16inch -Note: no battery - Always know what day of the week it is with a quick glance. - The clock displays the calendar and the day of the week.- Battery back-up option, that will allow the alarm to go off, even if the power goes out.- A nice birthday or housewarming gift for your friends, they will like it. - With a clear, large display, reading various weather-related information is easy.SpecificationTime display: Time (12/24 hours toggle) Date (2002-2099), week shown Alarm/snooze function: can set a group of alarm clock Temperature Range: 0-50 (32-122) Voice control backlight: press the "LIGHT" button to turn on or off the backlight, which will turn off automatically after 5 seconds of light, or turn on the backlight by clapping your hands within 1 meter or tapping the table to turn on the backlight, which will turn off automatically after 5 seconds of light