Features: 1) Kakuro is a family of the number puzzle games, think of them as the mathematical equivalent of crosswords, also as cross sums or Kakuro in Japan 2) They have recently come to the UK and commonly published in newspaper 3) Fill in a number in each empty cell. There are clue in each row or column 4) The clues are the hints, actually is blocked but a clue block (cell) 5) The appendix is the number hints for the game Specifications: 1) Grid: 6 x 8 2) With back light 3) More than 10 levels, 3,000 puzzles 4) Product size: 156 x 115 x 26mm 5) Display size: 76 x 52mm 6) Power supply: 2 x AAA 1.5V batteries (not included) Packing: 60pcs/carton Carton size: 71.5 x 37.8 x 30.9cm G.W.: 15.0kg N.W.: 13.6kg Conveyance: Qty/20\'\' FCL: 18,660pcs Qty/40\'\' FCL: 40,200pcs Qty/40\'\' HQ: 47,400pcs