Name: A7 LED Writing Board / LED Fridge MagnetMaterial: ABS frame+ Acrylic board+ LED light Size: 18.5*16mmMin Order:1000pcsDC:4.5V/"AAA"BatteriesUsing Method:1) Open the battery cell and put into three “AAA” batteries.2) Turn the switch to “on”, the board will be light.3) Take down the pen that behind the board, writer the words you need.4) Just adsorb it on the refrigerator.5) You also can take down the foot and install to the holl on the top,put it on the table.Function:Our fluorescent LED Writing Board can work in nights and days, especially dazzling in dark .Convenient for you to write down any logo or slogan you need. The products are suitable for young people. This product can easily write on and easily be erased, with gorgeous colors, words and many shining characteristics.Attention: The products should not be put near the high temperature.