High-Quality Material: Eco-friendly ABS plastic; safe simulation design, no odor, strong, and not easily broken. (Note: We are gradually updating the outer packaging of existing products, but the quantity and type will not change. They are all old. New versions are applicable) The new packaging is official and genuine, please buy and use it with confidence. Password Piggy Bank: Four-digit electronic password protection. If you enter the wrong password, it will issue a password. It can only be opened by entering the correct 4-digit password. The green light will illuminate, then you can turn the knob. Turn it clockwise, and the door will open. (Default: 0000, the password can be changed as needed). Large Capacity Piggy Bank: This piggy bank can store 600 coins or 100 banknotes. Allowing children to store their pocket money in a planned way will greatly help them develop a good habit of saving money. Automatic Money Rolling Machine: Insert banknotes into the slot on top of the children's ATM piggy bank, and they will be automatically rolled into the ATM machine. Easy for children to use. (But it won't work if the paper is too old or too soft). Perfect Gift: Children will love receiving this cool piggy bank. It is both fun and educational, teaching the importance of saving. This is the best gift for your birthday, Christmas gift, New Year gift, prize, reward, or any other holiday gift. (Recommended for ages 3 and up).