Materials, featuring smooth, surfaces that is impacts resistant, full of durability and won ' t deform.all edges and corners are rounded for, making it a fun piggy banks designed specifically for children Password & Fingerprint default password “ 0000 ” enter the correct password and press the fingerprint button the door opens automatically! the password is forgotten, remove the batteries and reinstall after 2 minutes to reset it to “ 0000 There are different color optional Automatic Banknote Insertion: Simply insert a bill into the slot, and it will be automatically rolled in with cool sound effects! A fun, interactive saving that makes kids feel like they have their own minis banks at home Kid birthdays, holidays, or everyday surprises This electronic piggy banks combines fun and education helping children learn the value of money, develop saving habits, and enjoy the prides of managing their own “ banks