INS Hot Light Box LED DIY Black Card Letters Call Night Room Lamp Decor A4 Size USB Battery Powered 40JEOProscript: Features:Made of PC, sturdy, , non-toxic, non-deforming. The A4 LED light box has an invisible hook on the back, easy to hang on the wall. The package includes a set of black letters, numbers and cartoon patterns for DIY. This backlit board has three grids to place letters, numbers or patterns, make your own words. It has a battery case to store three NO.5 batteries that are not included in the package. It also can be powered by a USB cable that is included in the package. It's not only a decoration, but also can be used as a bedside lamp for lighting, warm and soft light. A great gift for friends, kids, lover, colleague, on Christmas, birthday, new year, etc. Specifications:Product: backlit boardMaterial: PCColor: light blue, pink, black, whiteCharging port: USBNuptitude: 5V MaxBattery: 3 x No.5 battery (not included)Size: app.30cmx21.5cmx5.5cm/11.81inx8.46inx2.17inQuantity: 1 setNote:Transition: 1cm=10mm=0.39inchPlease allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Only the illuminated board, the other accessories in the pictures are not included. Package Included:1 x Backlit Whiteboard1 x USB Cable1 Set Black Letters