Need help battery status on Lenovo E580 (catalina)

Hello everyone!
I've succesfullly installed catalina 10.15.7 on lenovo E580, but i've a problem with battery status.
At boot, in the terminal: pmset -g batt
Now drawing from 'AC Power'
------
If unplug AC, with same command:
Now drawing from 'Battery Power'
-InternalBattery-0 (id=4653155) discharging; (no estimate) present: true
Battery Warning: Final
------
After re-plug AC:
Now drawing from 'AC Power'
-InternalBattery-0...

Read more