# hcitool lescan
LE Scan ...
F8:24:41:C5:A0:BE yee-rc

# python3 demo.py F8:24:41:C5:A0:BE
using mac F8:24:41:C5:A0:BE
! Press the "Pair" button at the dimmer...
Connecting... done
Authenticating.. done
beacon_key: a3157ddfac2a30a7f5e33854
starting the demo. triple click to exit, single click to center the knob

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# python3 demo.py F8:24:41:C5:A0:BE a3157ddfac2a30a7f5e33854
using mac F8:24:41:C5:A0:BE
starting the demo. triple click to exit, single click to center the knob

[------------------------------0-----------------|------------] 018