Established and successful design, colours and light effects 64 LEDs. Progressive and comprehensive: 64 difficulty levels divided in 4 game styles, ELO 1800, learning mode evaluation: if the move is not optimal, the player is given another try. All the rules. 50 moves rule, stalemate and draw the promotion of pawns and the en passant capture. Fun: Multimove function to referee a game between two players. THE invaluable product in your Electronic Chess game section. Timeless colours and design.