Money Bank for kids is more fun than regular piggy banks. A cute way to encourage kids saving and learning how to save money, The lights flash effect and code for opening should be really interesting for kids. Exquisite design, the appearance of cute,Is the best choice for gift gifts. Tips:If you Forgot your password, Please remove the battery and reinstall it after 5 minutes. The password will be restored to “000”. NOTE: 1.Please use ordinary 3xAA new batteries.(Product not included) 2.Do not mix the use of new and old batteries. 3.If you don’t use it for a few weeks, remove the battery. 4.Make sure the battery power is sufficient when using, otherwise,it will affect the automatic roll money and unlock function of the Piggy bank.