Name: Handwritten message light boxProduct light source: LEDOutput voltage: DC 9V with a USB cableBattery capacity: 3 AA batteriesIlluminated at night: built-in Led light, can be used as a night light.Hanging decoration: there are nail holes in the back. You can on the wall, make a calendar or decorate.Free DIY: You can wirelessly match your alphanumeric according to your mood.A variety of supply methods: or battery.USB and Battery Style(battery not included)Support Battery and USB Poweredcolour:Black + whiteMaterial:Acrylic + ABSsize:31*21*5cmPackage Contents:1*LED Light Box1*USB Cable1*Mark PenOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.