/sys/class/power_supply/hidpp_battery_2: POWER_SUPPLY_NAME=hidpp_battery_2 POWER_SUPPLY_TYPE=Battery POWER_SUPPLY_ONLINE=1 POWER_SUPPLY_STATUS=Discharging POWER_SUPPLY_SCOPE=Device POWER_SUPPLY_MODEL_NAME=M720 Triathlon Multi-Device Mouse POWER_SUPPLY_MANUFACTURER=Logitech POWER_SUPPLY_SERIAL_NUMBER=... POWER_SUPPLY_CAPACITY_LEVEL=Normal /sys/class/power_supply/hidpp_battery_3: POWER_SUPPLY_NAME=hidpp_battery_3 POWER_SUPPLY_TYPE=Battery POWER_SUPPLY_ONLINE=1 POWER_SUPPLY_STATUS=Discharging POWER_SUPPLY_SCOPE=Device POWER_SUPPLY_MODEL_NAME=MX Keys Wireless Keyboard POWER_SUPPLY_MANUFACTURER=Logitech POWER_SUPPLY_SERIAL_NUMBER=... POWER_SUPPLY_CAPACITY_LEVEL=Normal /sys/class/power_supply/steam-controller-XXXXXXXXXX-battery: POWER_SUPPLY_NAME=steam-controller-XXXXXXXXXX-battery POWER_SUPPLY_TYPE=Battery POWER_SUPPLY_PRESENT=1 POWER_SUPPLY_SCOPE=Device POWER_SUPPLY_VOLTAGE_NOW=3000000 POWER_SUPPLY_CAPACITY=100