Musical ATM Piggy Bank Savings Machine with Code Lock for Kids, Mini Electronic Panda Coin Box with Voice Prompt and Password Login Automatically rolls in bills: Place bills on the scroll, and they're drawn in by a sensor and rolled into the machine – perfect as a Christmas or birthday gift. Musical sounds and light effects: Plays lovely music when rolling in money; the more money you add, the longer it sings. Powered by 3xAA batteries (not included). Voice prompt: There's a switch inside the door to control voice and beep sounds. Switch to the voice side for voice prompts when using the machine. PIN code login and reset: The default PIN code is 0000. If you forget the code, simply remove the batteries, wait 20 minutes, and restart; the password will revert to 0000. Rotary switch: Enter the correct password, and the light turns green, allowing the door to be opened. If the PIN is incorrect, the light turns red, and you CANNOT turn the switch.