[High-Tech Electronic Piggy Bank] Securely store treasures with advanced electronic password protection and fingerprint approval. Simply input a four-digit password (default: 0000) and confirm with the fingerprint sensor to unlock the door. [Money Box] This piggy bank accommodates up to 600 coins or 100 banknotes. Crafted from environmentally friendly ABS material, it is durable and safe for children, making it an ideal toy to foster good saving habits through play. [Automatic Bills Rolling] Effortlessly insert banknotes into the cash entry port, and watch them automatically roll into the ATM box. This engaging feature makes saving money enjoyable for kids. [Music Playing Function] Features soothing music and voice prompts at a comfortable volume for young ears, enhancing the saving experience. The music can be muted easily if preferred. [Best Gift for Kids] This piggy bank is perfect for children aged 3-13, making it an excellent gift for birthdays, Christmas, or special occasions. It encourages financial awareness and family bonding. Requires 3 AA batteries (not included). [Change Password] To change the password, press and hold the button, enter your 4-digit password, and press the # button. If you forget your password, simply remove the battery and wait 15 minutes to reset it to "0000." For detailed instructions, refer to the user manual and video on the product page. Use Cases: 1. Teach children the importance of saving money in a fun way. 2. Perfect for family activities that promote financial literacy. 3. A unique gift that combines play with learning, suitable for various occasions.