Check the iPhone battery health and usage

Insights and suggestions: You might see insights about conditions or usage patterns that cause iPhone to consume energy. You might also see suggestions for lowering energy consumption. If a suggestion appears, you can tap it to go to the corresponding setting.

Last Charged: Indicates how fully the battery was last charged and the time it was disconnected.

Battery Level graph (in Last 24 Hours): Shows the battery level, charging intervals, and periods when iPhone was in Low Power Mode or the battery was critically low.

Battery Usage graph (in Last 10 Days): Shows the percentage of battery used each day.

Activity graph: Shows activity over time, split by whether the screen was on or off.

Screen On and Screen Off: Shows total activity for the selected time interval, for when the screen was on and when it was off. The Last 10 Days view shows the average per day.

Battery Usage by App: Shows the proportion of the battery used by each app in the selected time interval.

Activity by App: Shows the amount of time each app was used in the selected time interval.