Product name: ATM deposit and withdrawal piggy bank, creative piggy bank, jewelry safe Product packaging: window boxProduct size: 13.5*12.3*19.5cmSingle weight: 700G Safe Instructions:"My own safe" guards his own things. Can be used to store toys jewelry, baseball cards, etc. The coin hole in the coin slot can be put in coins just like a small piggy bank can also hold bills. Please install the battery before use. 3 "AA" batteries (AA batteries) Note: 1. Please use new batteries, it is recommended to use the size and specifications required by the safe. 2. Do not mix new and old batteries. 3. Do not mix alkaline batteries with other types of batteries. 4. If you are not going to use the safe for several weeks, remove the battery. Because the chemicals leaking from the battery can damage electronic parts. How to use: To open the safe, you first need to enter a four-digit code. The default password for the safe is: 0000.Follow these steps to use Vault:Enter the 4-digit password and the green light will turn on. If you enter the wrong password, the red light will turn on and a "PLEASE TRY AGAIN" sound will tell you. Turn the knob clockwise to open the door. The green light will be on for about 10 seconds and you will hear a creaking sound of the door opening. If the door is open for more than 10 seconds, the green light goes off and a buzzer sounds every 20 seconds. To stop the beeping, just close the door. Put the banknotes into the banknote slot, and the banknotes can enter directly. Then press the password to withdraw money directly. When you are done, close the box door and lock it well. To change your password, follow these steps: Enter the current password (default 0000) to open the safe door. Long press the "*" button, the green light and red flashes. Enter a new 4-digit password within 15 seconds, press to confirm to store the new password. Both lights stop flashing. NOTE: If a new password is not entered within 15 seconds the program will stop and the program must be restarted. Release the "*" button and close the door . Beep or talkEnter the current password and open the door. Push the switch (back side of the door) to the left or right to set the beep or talk. Close the safe door.