The card shuffler is an extremely useful accessory for enthusiasts of all types of card games, especially for those involved in card gambling. The machine has the capability to shuffle even two decks simultaneously and will not cheat or favor any player with any trick. Additionally, using this card shuffler ensures the perfect maintenance of your decks, which naturally wear out over time from manual shuffling. Take advantage of this mechanical solution offered by the card shuffler, providing a simple, practical, functional, and quick option for your purpose. The machine operates with 4 AA batteries, which are sold separately.