1What: /sys/class/power_supply/<battery_name>/eppid 2Date: September 2022 3KernelVersion: 6.1 4Contact: Armin Wolf <W_Armin@gmx.de> 5Description: 6 Reports the Dell ePPID (electronic Piece Part Identification) 7 of the ACPI battery. 8 9 See Documentation/wmi/devices/dell-wmi-ddv.rst for details. 10