/sys/class/power_supply/AC: POWER_SUPPLY_NAME=AC POWER_SUPPLY_ONLINE=1 /sys/class/power_supply/BAT1: POWER_SUPPLY_NAME=BAT1 POWER_SUPPLY_STATUS=Full POWER_SUPPLY_PRESENT=1 POWER_SUPPLY_TECHNOLOGY=Li-ion POWER_SUPPLY_CYCLE_COUNT=0 POWER_SUPPLY_VOLTAGE_MIN_DESIGN=10800000 POWER_SUPPLY_VOLTAGE_NOW=3835000 POWER_SUPPLY_POWER_NOW=0 POWER_SUPPLY_ENERGY_FULL_DESIGN=57240000 POWER_SUPPLY_ENERGY_FULL=22530000 POWER_SUPPLY_ENERGY_NOW=22530000 POWER_SUPPLY_CAPACITY=100 POWER_SUPPLY_CAPACITY_LEVEL=Full POWER_SUPPLY_MODEL_NAME=VGP-BPS21A POWER_SUPPLY_MANUFACTURER=Sony Corp. POWER_SUPPLY_SERIAL_NUMBER=...