mini led writing board: 1.Power supply: three pieces of Grade AA batteries (4.5 V). 2..Material:ABS + Acrylic +LED light. 3.Frame choices:yellow, red, blue,pink,purple,green,white and other colors. 4.Mounting: with shelf at the back of the writing board. 5.Specifications: Length*Width*Thickness200*230*2 mm180X150*2 mm185X163*2 mm150*130*2 mm 6.Packing: SpecificationPacking QTYPacking Size200*230*2 mm100pcs740*490*430 mm180X150*2 mm120pcs560X545X395 mm185X163*2 mm120pcs560X545X395 mm150*130*2 mm150pcs750*430*355 mm100*100*2 mm300pcs560*520*260 mm260*165*2 mm100pcs560*520*510 mm 7.Applications:Family messages for kids,drawing,or gifts to friends 8.Notes:We have a lot of image design for customers. The image can be separately designed according to customer's requirement. Any logo or trademark in the image is for reference purpose only.