Apps and processes are listed from highest to lowest percentage of power consumption. Review any high or unusual battery drain.
From a Home screen, swipe up to access all apps.
Navigate: Settings > Battery .
Review the current battery status. Percentage indicates the remaining battery life, charging status. Charging status is only displayed if device is connected to a charger.
Charging on USB
Charging at lower rate
Charging on AC
Charging at standard rate, preferred method
Tap USAGE DETAILS to view the history of battery usage. The Battery history graph displays the time since it was last charged to 100%.