I can tell you have a bunch of Iris 3210s lol
@vtminhvt if you are in need of extenders get a couple of these bad boys…Zwave plus, beaming, you cannot ask for more, plus you get a functional zigbee on/off switch that also acts as repeater for you zigbee devices.
[RELEASE] Iris Smart Plug (3210-L) Zigbee Plug with Z-wave Repeater