"Thanks to innovative Wonder-Link technology, these super-smart dice know what you rolled, what you decide to hold, and automatically re-roll the rest. Rack up the scores in four addictive, fast-action games! Your favorite game with a high-tech twist! Electronic YAHTZEE Flash will seem to read your mind as you play – drop the dice, line up the numbers you like, and YAHTZEE Flash re-rolls the others. Choose from four ways to play – Poker, Max, Wild or Flash. Wow your friends or play on your own – and the portable game case lets you play on the go. Comes with 5 Electronic YAHTZEE “dice,” game case, Rules and Quick-Play Card." - from Hasbro Site