more precision

For better battery life Disallow Background Running for Apps not needed.

yeah thanks you for your response but why the screen consule 90%?

Hey, the calculation standard for battery has been changed in recent Flyme 6 firmwares. It now calculates the battery percentage when the charger is disconnected until it is connected again and this is just an average calculation of that. Your screen is not using 94% of your entire battery.