sudoku
1) Three modes: easy medium hard
2) Every modes can automatic generated many puzzles
3) With memory function, can record state of the game and the highest grades
4) Automatic proof answer, press "check" to examine the answer when finished game, along with displaying right or wrong, and corresponding sound
5) Cursor design: in order to look over, the digit has fixed cursor, twinkling cursor display. currently position in order to move convenience
6) Big screen transflective LCD design and suitable for day and night (need to turn on the LED
7) Key sound hint, different key use different sound hint function and mistake operation
new style sudoku^$^#
Main Products:
Dynamo Flash Light, Book Light, Sudoku, Tamagotchi, etc.
