Item No.: WB-4 Menu Board/Writing Boards/Writing Board Size: 800x600mm. Customized size is available with qty. Features: 1, with a diffusing frame, high-quality standard. 2, can be used as engraved, more vivid & friendly for advertising. 3, can be with writing & with 7colors changing automatically, more usage in life. 4, Customize or OEM size are available; 5, Power supplier can be AC 210-230 V or AC 110V; 6, Ultra bright LED lighting.