/sys/class/power_supply/AC: POWER_SUPPLY_NAME=AC POWER_SUPPLY_TYPE=Mains POWER_SUPPLY_ONLINE=0 /sys/class/power_supply/BAT0: POWER_SUPPLY_NAME=BAT0 POWER_SUPPLY_TYPE=Battery POWER_SUPPLY_STATUS=Discharging POWER_SUPPLY_PRESENT=1 POWER_SUPPLY_TECHNOLOGY=Li-ion POWER_SUPPLY_CYCLE_COUNT=2 POWER_SUPPLY_VOLTAGE_MIN_DESIGN=11580000 POWER_SUPPLY_VOLTAGE_NOW=12103000 POWER_SUPPLY_POWER_NOW=21204000 POWER_SUPPLY_ENERGY_FULL_DESIGN=51310000 POWER_SUPPLY_ENERGY_FULL=51310000 POWER_SUPPLY_ENERGY_NOW=40553000 POWER_SUPPLY_CAPACITY=79 POWER_SUPPLY_CAPACITY_LEVEL=Normal POWER_SUPPLY_MODEL_NAME=Primary POWER_SUPPLY_MANUFACTURER=Hewlett-Packard POWER_SUPPLY_SERIAL_NUMBER=...