acpi:tldr:304cf

The command "acpi -c" is used to display information about the current status and details of the connected battery in a Linux operating system.

ACPI (Advanced Configuration and Power Interface) is a standard designed to improve power management in computers. The "-c" option specifically requests information about the battery status and its current capacity.

When you run the "acpi -c" command, you will receive output containing detailed information about your laptop's battery. This can include the current charge level, design capacity, actual capacity, battery type, and charging status (whether it is charging or discharging).

The information provided by "acpi -c" can be useful for monitoring the health and performance of your laptop's battery.