Ibeauti Unique Plastic Piggy Banks for Kids, Password Box for Saving Money, Coins, Novelty Toys and Cool Birthday Gifts, 5.12"4.72"7.68" ( Green ) Automatic Volume of Currency: when the banknote aim at cash inlets, it can automatically absorb. Simulation Design : safe simulation design. Passwords Protection: four electronic passwords protection, if you press the wrong passwords, it will light red lights ,or issue the words of "OH" or "Sorry,Please Try Again". Max Large Capacity: Can store 600 pieces of Coins or 100 pieces of paper money. Super Standby: Use ordinary three AA batteries. ( Not include )