Features: Simulate security structure: It is not easy to force open without a password. 1. Bill Insertion Port Automatic Withdrawal: put the bill into the insertion port, gently press the contact switch, it will automatically enter the safe (Note: bills that are too old and too soft may not be able to activate the contact switch) 2. Coin Insertion Port Approximately 800 coins can be inserted. 3. Password Button Enter a 4-digit password (default password: 0000), the green light will illuminate. If you enter the wrong password, the red light will illuminate, and will issue "PLEASE TRY AGAIN". 4. Open the Door Knob Enter the password correctly, the green light will illuminate, turn clockwise to open the door. If the door is open for more than 10 seconds, the green light will go out and a beep will sound. Beep every 20 seconds. Close the door to stop the buzzer. 5. Battery Compartment Insert 3 "AA" batteries before use. If you do not use it for a long time, you must remove the battery to avoid battery leakage Chemical substances destroy electronic parts Change Password: 1. To change the password, follow the steps below: Enter the current password (default 0000) to open the safe door. Press and hold the "*" button, the indicator light will flash. Enter a new 4-digit password within 15 seconds, press "" to confirm the storage of the new password. The light will stop flashing. 2. Forgot Password: Remove the battery and reinsert it after 5 minutes. The password will be reset to the default setting "0000". [Product]: Electronic Piggy Bank [Material]: ABS Size: 13.5*12.3*19.5 cm [Battery]: 3*AA (not included, customs reasons, please understand)