/sys/class/power_supply/AC: POWER_SUPPLY_NAME=AC POWER_SUPPLY_ONLINE=1 /sys/class/power_supply/BAT0: POWER_SUPPLY_NAME=BAT0 POWER_SUPPLY_STATUS=Charging POWER_SUPPLY_PRESENT=1 POWER_SUPPLY_TECHNOLOGY=Unknown POWER_SUPPLY_CYCLE_COUNT=0 POWER_SUPPLY_VOLTAGE_MIN_DESIGN=14800000 POWER_SUPPLY_VOLTAGE_NOW=17171000 POWER_SUPPLY_CURRENT_NOW=488000 POWER_SUPPLY_CHARGE_FULL_DESIGN=2800000 POWER_SUPPLY_CHARGE_FULL=1687000 POWER_SUPPLY_CHARGE_NOW=1480000 POWER_SUPPLY_CAPACITY=87 POWER_SUPPLY_CAPACITY_LEVEL=Normal POWER_SUPPLY_MODEL_NAME=DELL FW1MN31 POWER_SUPPLY_MANUFACTURER=SMP-SDI2.8 POWER_SUPPLY_SERIAL_NUMBER=...