This clock is characterized by large LED color screen and backlight design, which enables it to make you easily read the data clearly even at night.There are many appealing features of this clock including 12/24 hours switching, alarm clock function, high clarity screen, humidity/temperature measurement, time/week display, voice-controlled backlight, weather forecast and so on.Made of high quality ABS material, this product is lightweight and durable to use.The length of the product is 14.5cm, the width is 11cm, and the height is 5.5cm.It is suitable for home, office, dormitory, school, etc. Press the LIGHT button to turn on or off the backlight, or turn on the backlight by clapping your hands or tapping the table within one meter, the backlight will be automatically turned off after 5 seconds,Item Name: Alarm ClockMaterial: ABSDisplay: Time (12/24 Hours Switching), Date (2002-2099), Week Alarm/Snooze Function: A Set of Alarm ClockTemperature Range: 0-50 degrees Celsius (32-122 Fahrenheitdegree)Features: High Accuracy, Backlight, LED Color ScreenSize Details: 14.5cm x 11cm x 5.5cm/5.71" x 4.33" x 2.17" (Approx.)Notes:Due to the light and the screen setting difference, the item's color may slightly differs from the pictures.Please allow slight dimension difference due to the manual measurement. This product can be powered by two AA batteries (Not Included), but the backlight of the screen cannot be always on.Package Includes:1 x Alarm Clock1 x USB Cable1 x User Manual