The problem

Although SMLIGHT SLZB-06M supports connection via USB and it is correctly listed under `System > Hardware > All hardware as:

ttyUSB0
/dev/serial/by-id/usb-SMLIGHT_SMLIGHT_SLZB-06M_[...]-if00-port0

the SMLIGHT SLZB integration does not detect the device.

Could you please fix that?

What version of Home Assistant Core has the issue?

core-2025.7.4

What was the last working version of Home Assistant Core?

No response

What type of installation are you running?

Home Assistant OS

Integration causing the issue

smlight

Link to integration documentation on our website

https://www.home-assistant.io/integrations/smlight/

Diagnostics information

No response

Example YAML snippet

Anything in the logs that might be useful for us?

Additional information

No response