Features: 1.Sudoku,Sudoku Game with key-chain 2.Sudoku game ,Square with size of 6*6 3.LCD size:3.6*3.1cm

Features:1.Sudoku,Sudoku Game with key-chain

              2.Sudoku game ,Square with size of  6*6

              3.LCD size:3.6*3.1cm

              4.Time display,Key tone

              5.Battery: 1*CR2032 battery(included)

Sudoku