Only if you use a certain driver that so nicely puts it there for you 
[DRIVER] Zooz ZEN Switches Advanced (and Dimmers)
But it actually looks like you may have used my driver and then switched back to the stock one, traitor!
Yes, but you have to convert the decimal values to HEX and the compare them to something. Or if you just pop off the cover plate it is engraved on the front of it.
