That is the Xmas hit - What an awesome gift for kids and helps teach them the responsibility of holding their own money & keeping it safe. Kids will create their own password and locking their stuff especially when the siblings takes their stuff without permission. Kids will play with it constantly due to the aotomatic roll feature, the bills will be rolled like real ATM when put the bills in the slotWhat's our advantage - First, The sound from most of the normal electronic kids safe bank are really annoying, they're loud and harsh. We believe that the designed for a child should be able to have lower volume. The sounds from Puotey electronic piggy bank are more gentle and comfortable, which makes it more suitable for kids to play with. Second, Most mini ATM bank will face the awkward situation of not being able to reset the password. Puotey kids piggy bank improved the password reset function, which ensures kids to reset the password if they forget the passwordPassword Instructions - Enter the 4-digit password ( default 0000 ) to unlock the piggy bank. The door will automatically open and allows kids to get the money out. Kids can set the password as they wish. Keep the door open, then hold down the "*" and input 4-digit new password and input "#" to save the new password. If they forget the password, don't worry. Take out the batteries and wait for 5-10 minutes. Then put the battery back. The password will be the original password 0000 ( Battery not included )Large Capacity - Size 150mm ( 5-15/16 inch ) * 210mm ( 8-1/4 inch ), Large capacity kids piggy bank, which can holds more than 500 bill and coins, much more larger than normal piggy bankGift Package - Perfect 4 5 6 7 8 9 10 11 12 13 years old kids gift choice for christams, birthday, school season gift and etc