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Concerning devices that store electrical power which can be used to run various devices in the absence of external power.

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In my macOS Sierra 10.12.6, there is no BNBMouseDevice. Script which works for me is: ioreg -c AppleDeviceManagementHIDEventService -r -l | grep BatteryPercent | sed 's/[^[:digit:]]//g' Source: Check the battery level of connected bluetooth headphones from the command line …
answered Aug 23 '17 by Virus_7