Features: 1) Direct number input touch pad with T/P pen 2) Over 100,000 built in puzzle games 3) With sound effect 4) Fits in your pocket and the palm of your hand 5) Item dimensions: 14 x 8 x 1.8cm 6) Display: a) LCD screen b) 63 x 51mm touch screen c) Green backlights 7) Game function: a) 5 levels of game play b) Helpful hints available c) Auto-solve function 8) Power supply: 2 AA alkaline batteries (not included) Inner packing: Color box Outer packing: 60pcs/ctn Carton dimensions: 59 x 34.4 x 40.5cm N.W.: 13.2kg G.W.: 14.2kg Conveyance: Qty/20\'\' FCL: 20,689pcs