Please note we have 2 model for this Sudoku, in order to make you know better our strong functions,
please refer to the following:
1. Sudoku--LJ680 / 681
Special features:
1. 1.2 Million (1,200,000)sets of numbers
2. Draft function (No need paper and pen)
3. High quality and big size LCD display
4. checking function
5. Power saving model function |
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