What is the repair damaged cell phone batteries application, how does it work?

According to the introduction of Limalustini, repair damaged cell phone batteries is a Education app on the Android platform. There is currently a 1.0 version released on Jan 09, 2020, you can see the details below.

"Problems on cell phone batteries are often encountered on android smartphone users. For example, the battery quickly drains battery faster HP hot even drop or sudden battery runs out. Over time, the capabilities of the HP battery will decrease. If your battery suddenly depleted or ability has been decreased, it seems you need to do a battery calibration. This application shows how to fix a faulty mobile phone battery. Many of the tips contained in this application. Immediately download this application

Calibration aims to restore the ability of android battery to function like new. There have been many that prove effective enough battery calibration repair ngedrop battery condition. Thank you"