Battery Happy is a free Android app developed by Dongguan PowerMark Battery Factory Company Limited. It is a utility app that aims to help battery consumers and dealers verify the originality of their products and record their warranty in the app, which can help them in case of warranty issues.

With Battery Happy, customers can check their status anytime they want. The app provides accurate and reliable information about the battery's health and status, giving users peace of mind. The app is easy to use and navigate, and it is a must-have for anyone who wants to keep their battery healthy and functioning properly.

In summary, Battery Happy is a helpful app that can assist consumers and dealers in verifying the originality of their products and keeping track of their warranty. It is a useful tool for anyone who wants to monitor their battery's health and status.