Searching of an alarm clock or a calendar? Our multi-functional alarm clock set will be the for you. Made of material, enough for your long-term use. Practical and portable design, ensures its popularity. Features -Color: Black -Material: plastic -Size: 13.50X10.10X5.50cm 5.31X3.97X2.16inch -Note: no battery - The design also ensures it takes up less space on your desk or table. - Start your with temperature warnings that help you better prepare for atmospheric changes. - Its temperature gauge is accurate, very professional to use. - Enjoy a calendar that spans to 2099 and automatic updates. - Color screen display, farewell to black and white screen. Specification Time display: Time (12/ hours toggle) Date (2002-2099), week shown Alarm/snooze function: can set a group of alarm clock Temperature Range: 0 degree centigrade-50 degree centigrade ( scale-122 fahrenheit scale) 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 Package list: 1 x USB 1 x clock 1 1 x instruction book