This is the first mid-range card shuffler available. It has even been successfully tested in several casinos under continuous play with 100 percent success. It will shuffle from one to six decks with smooth interlocking performance just like its big brother which costs $5,000 and is used in various casinos worldwide. It comes complete with its own ac adaptor or you can use four C cell batteries. It also has a set of weights used to hold the cards firmly in place and two decks of casino quality cards.