Command line utility to check if Bluetooth device is on and available
Example of usage:
open -W -o /tmp/check-mydevice.txt \
/Applications/BluetoothCheckLauncher.app \
--args 48C80007-F448-4193-82FF-87CC231BE38A
and if device with Bluetooth Service 48C80007-F448-4193-82FF-87CC231BE38A
found within 10 seconds /tmp/check-mydevice.txt will have name and signal strength: