1. one add the AAAA batteries or external DC 5 V power ,and press the open button,5 pcs lcd light with blue light
3. can be separately removed, and wipe by paper towel or soft cloth , writing with jade-like stone light pen repeatedly.
4. size B product with quartz clock
5. excellent design, tie-in (black/white), 2 kinds of color lets you chooses, extraordinary Simple sense
6.patent number:201130503972.x
Packing:
1 pc/pe bag/color box.
60pcs / ctn
N.W:230G
G.W :250G
kids writing shine digital board with pen