High Quality Materials: Our "money safe"box made of ABS plastic,safe design, sturdy and not break easily, passed multiple safety test.Powered by 3 * AA batteries (not included). If you have questions about the product, please contact us High Capacity Cash Box:Our this electric atm savings bank can store 600 pieces of coins or 100 pieces of paper money.Piggy bank can encouraged kids to start saving money and help them develop a good habit of using money more organized Money Storage Method: Put the banknotes on the reel opening of the piggy bank, it will be automatically rolled in; There is a coin slot on the top to put coins to save money.(But it doesn't work if the paper is too old or too soft) Password Piggy Bank: This coin bank require 4-digit password protection to open the piggy bank (Default password is 0000),kids can set a new password as they like.If forgot, just remove the batteries for more then 15 mintures, it will back to Default Perfect Kids Toy: This money bank makes a great birthday and Christmas gift for young children, new moms, or expecting moms. Add this saving bank to your kids gift registry today