Model No.:
Product Origin:China
Brand Name:
Price Terms:
Payment Terms:T/T
Certification:CE, FCC
Description:Features: 1) Based on 9 x 9 grids, divided into smaller cells, some cells are pre-populated with digit 1-9, so people only need fill the other empty cells, then make each row, column and region of the 9 x 9 grids filled with different numbers since the number has thousands of arrangement 2) This play can make people more flexible 3) Product size: 117 x 72 x 19mm 4) Power: 2 AAA batteries, number 7