?Money Box material? High quality and child-friendly plastic material, the Electronic Piggy Bank is a great gift for your children for any occasion. ?Password Key?: The default password is 0000 and may be changed to any other 4 digit password. If you forget your password, simply remove the battery and reinstall after 5 minutes. The password will be restored to "0000". Batteries: 3 x AA batteries (not included). ?High-capacity Piggy Bank?: Money Saving Box can store 600 coins or 100 pieces of paper money. A fun gift for children, and helps children save money while having fun with the Toy Bank. ?Automatic Paper Money Scroll?: When cash money is held near the inlet, it will be absorbed into the bank while the Bank plays music. Note that cash that is too old or soft will not work for this process. Electronic Money Coin Banks may also be used it to store paper money, play jewelry, baseball cards or playing cards. The coin slot at the top of the Atm Saving Bank allows it to be used as a Piggy Bank to store coins. ?Musical Money Bank?- With ten built-in children’s songs, the Automatic Paper Money Scroll Saving Box plays music when money is inserted into the “mouth.”.