Battery Charge Cycles Reminder – 3.4

How it works. Limit Fully Charging Your Device. But if charge falls below 40% Begin Charging. If charged over 80% Stop Charging to Protect battery from overheat, explosion, wear and tear, extend battery life. This is known as the 40-80 rule. The battery performs its best when it is at this range. Other Features. Turn off the notification when you don't need it.