Over 10,000 crosswords to play! Crossword grid templates to write answers on. 10 double sided wipe clean crossword grids. Hand held and portable for easy travel. 2 line LCD display which fits 14 characters. 3 levels of difficulty and hints to answers by letter and word. Comes with dry wipe pen. When inserting the card it tells you what game you are playing. Requires 1 x CR2032 batteries (supplied). Manufacturers 2 year guarantee.