3. Password design,make your 'property' more insurance,and the password is modifiable. 2. Also with a coin slot at the top of that provided to save all kinds of coins. 4. Cultivate children's sense of saving money, learn to manage money. A good gift for children. 1. Automatic rolling banknote,put paper money into the roll slot, it automatically roll the it into . 5. Fingerprint design to add interest.