Take Apple's mobile phone as an example, the specific steps are as follows:
1. Click the software to view the overall evaluation of the battery status. The percentage is the battery loss level. If it exceeds 20%, it is recommended to replace the battery.
2. Click on the upper left corner of the app to pop up a submenu. Functions such as "loss level", "available time" and "raw data" are closely related to us.
As shown in the above figure, 3G call availability time means that only one call can last 15 hours and 34 minutes under the current power state.
"Raw Data" As shown in the above figure, "battery capacity" is an important indicator for monitoring "battery life". 95% battery capacity means that the mobile phone has worn 5%, which is the main reason for the weakening of battery life.
The following points are suggested for the maintenance of mobile phone batteries: 1, don't charge the battery after it is exhausted; 2, don't continue charging the battery for a long time after it is fully charged; 3, don't charge the mobile phone on the bed, which will affect the heat dissipation of the mobile phone, and fever is the chief culprit to shorten the life of the mobile phone battery. 4. Do not use an original charger or charging cable; 5. Don't use the computer USB interface to charge the mobile phone, the current is unstable, which will damage the battery; 6. Don't use the charging treasure to charge your mobile phone for a long time.