Install yacpi by entering the following commands in the terminal:
sudo apt update sudo apt install yacpi
Description:
ncurses based acpi monitor for text mode
yacpi (yet another configuration and power interface) is an ncurses based ACPI monitoring program for notebooks. There is also a text-only output so it is possible to include it in scripts. It displays various ACPI information like battery status, temperature, charging circuits and AC status. Additionally it displays CPU governor and current frequency.
Homepage: http://www.ngolde.de/yacpi/
Version: 3.0.1-1
Section: universe/utils