The 4-deck automatic card shuffler is made from high-quality Abs material and is a battery-operated electric shuffler that takes four C batteries (batteries are not included). Perfect for home, travel, and outdoor camping. Our card shuffler can help you effectively shuffle the cards in a few seconds, up to 4 decks of cards, in only 1-6 seconds, giving you more time to play games. Great for bridge, poker, Texas hold 'em, blackjack, casino poker games, Uno, Magic: The Gathering, card games, etc.