SPECIFICATIONSBattery Included: NoBrand Name: NieNieChoice: yesDiameter: 100Feature: LUMINOVAForm: Single FaceFunction: Auto DimmableFunction 1: Wall-mounted/DesktopHigh-concerned chemical: NoneIs Smart Device: NoLength: 160Material: PlasticModel Number: GH9007Motivity Type: DigitalOrigin: Mainland ChinaScreen Type: LEDShape: GeometricStyle: Modern StyleType: Alarm ClocksWeight: 180Width: 33semi_Choice: yes Function 1. Time、Date、Temperature、Humidity、Day of Week、Comfort Level Display The Day of Week can not be set,it changes according the correct Year、Month、Day.2. Dual Alarm3. Five Levels Brightness Adjustment and Auto Dimmable In time display state,press "SNOOZE/START/STOP" key to adjust the brightness,last brightness is OFF Screen. In time display state,press and hold "—" key to turn on/off Auto Dimable,brightness can not be adjusted manally when Auto Dimmable is on.4. Snooze FunctionSnooze time is 5 minutes5. USB Powered,Not Battery Powered 3Pcs AAA Battery only for Power Outage Memory,can not power for the clock(Battery Not Included)6.Count-up and Countdown Function In time display,press and hold "SNOOZE/START/STOP" key to enter count-up and countdown state.7.12/2H Swiching and ℃/℉ Swiching Product Show Input:5V 1AColors:As picture showSize:16*10*3.3cm/6.3*3.94*1.3inchUSB Cable Length:100cm/37.78inchPower:USB Powered Always OnPackage: 1xAlarm Clock 1x100cm USB Cable 1xInstructionWarm Tips:USB Powered,Not Battery Powered 3Pcs AAA Battery only for Power Outage Memory,can not power for the clock(Battery Not Included)