Hi, Dear little angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. Digital Alarm Clock with Alarm LED Bedroom Alarm Clocks Brightness Snooze USB Plug or Powered by Battery(not include) Specification: Product Name: LED Clock Product colour: Black Package size:17x7x4cm/6.70x2.76x1.57inch Product size:16x6x2.8cm/6.30x2.36x1.10inch Gross Weight:160g/0.35lbs Features: 4-digit LED display 5 normal display modes;clock mode, date mode, temperature mode, night mode, alarm mode,5 key operations: MODE,ALARM, UP,DOWN, SNOOZE/LIGHT Time display function,Date function,Temperature function,Alarm function Nightime anti-disturbance function:In the non-setting state, you can press and hold the Snooze button for more than 3 seconds to turn of the display to nighttime bright screen from disturbing sleep. entering the off screen mode, you can press any key to open the display, but the voice control can not open the display Power saving function: When powered by battery, in any mode (non-alarm and non-settings state), the LED display will automatically turn off for about 16seconds without a button and enter the power-saving mode, but the system still maintains normal timing And temperature, and save the previous settings 8. Three-level brightness adjustment function: press the UP key to adjust the three-level brightness Automatic brightness adjustment function: the brightness is automatically dimmed from 18:00 to 6:00, and the automatic brightness intenval can be set Time memory function(3 AAA battery drivers,not include) Voice control function description:When using dry battery the display can be voice-activated and automatically turned off 16 seconds Package Include: 1x Clock 1x Charging line 1x Specification Specification: Product Name: LED Clock Product colour: Black Package size:17x7x4cm/6.70x2.76x1.57inch Product size:16x6x2.8cm/6.30x2.36x1.10inch Gross Weight:160g/0.35lbs