ACPI(1) General Commands Manual ACPI(1) NAME acpi - Shows battery status and other ACPI information SYNOPSIS acpi [options] DESCRIPTION acpi Shows information from the /proc or the /sys filesystem, such as battery status or thermal information. OPTIONS -b | --battery show battery information -a | --ac-adapter show ac adapter information -t | --thermal show thermal information -c | --cooling show cooling device information -V | --everything show every device, overrides above options -s | --show-empty show non-operational devices -i | --details show additional details if available: * battery capacity information * temperature trip points -f | --fahrenheit use fahrenheit as the temperature unit instead of default celsius -k | --kelvin use kelvin as the temperature unit instead of default celsius -p | --proc use the old /proc interface, default is the new /sys one -d | --directory