We can display the Xiaomi smartphone's battery consumption in a broken down manner, showing an overview of which function or app has used what percentage of the battery, for example, details about the Android system, the mobile phone standby time, or the active screen.

The device also informs us about the estimated remaining operational readiness of the device.

Android 10 (MIUI 12.0)
Step 1:  Open the  Settings
Step 2:  Tap on  Battery & performance
Step 3:  Tap on  Battery usage stats
  1. Open the Settings
  2. Tap on Battery & performance
  3. Tap on Battery usage stats

Xiaomi Instructions