Features1. The alarm clock can be placed on the table or hung on the wall2. Date, week and temperature are displayed on the same screen3. Voice activated wake-up in AAA battery mode4. Five levels of brightness adjustment5. Daylight saving time6. Fahrenheit Celsius switch7. Alarm function, two sets of alarms with single or double holiday or daily alarm clock, with snooze functionProduct DetailsMaterial: plasticPower type: external power supplyUSB poweredUSB Cable Length:200cm or 78.74inchPackage size: 22x12x4cm or 8.7x4.7x1.6inchProduct size: 21.5x11x3cm or 8.5x4.3x1.1inchPackage:1xDigital Alarm Clock1x200cm USB Cable1xInstructionNOTE 1:Take the protective flim on Clock Screen,it will be brighter.NOTE 2:It will go off after 10 seconds when only powered by 3xAAA BatteryNot Included.Clap your hand or knock on the table over 60DB to wake up the screen.If you want screen always on, please plug in use.USB cable Included but Plug Not Included