What usb stick and software would you recommend to pair with no security?

[jlv]

I bought the Zooz 700 ZST10 stick a year ago for this purpose. It worked fine.

Zooz USB 700 Series Z-Wave Plus S2 Stick ZST10 700

For links to the software and instructions how to add without S0, see the PDF in this thread:

How To: Remove Z-Wave Ghosts (including using a UZB Stick)

The information below can help you resolve problems w/your Z-Wave mesh caused by Z-Wave device "ghosts." Review below for detailed information on the following: What are Z-Wave Ghosts and how are they created? Avoid creating ghosts Remove ghosts using built-in tools on the Hubitat hub How to remove them using a USB Z-Wave stick (AKA UZB Stick). A link to a PDF guide to remove ghosts using a Z-Wave UZB stick is provided below. (Created w/extensive collaboration/support from the amazing @erktrek.…