Docs for PR #3084

ACKNOWLEDGEMENTS.md

@@ -914,3 +914,4 @@ Further device support has been made with the assistance of users. Please consid
 - [Garthcz](https://github.com/Garthcz) for contributing support for TrueLife P3 and P7 air purifiers.
 - [devlucasc](https://github.com/devlucasc) for contributing support for Positivo keypad and voice locks.
 - [farpudo](https://github.com/farpudo) for contributing support for Vevor 3.7kW EV charger.
+- [peng1can](https://github.com/peng1can) for contributing support for Sefaul Q9 dehumidifier.

DEVICES.md

@@ -355,6 +355,7 @@
 - Pro Breeze 30L dehumidifier
 - Qlima D812 and D820A dehumidifiers
 - Rohnson R-9530 dehumidifier
+- Sefaul Q8 dehumidifier
 - Shinco 30D dehumidifier (also matches Klarstein DryFy Connect)
 - Siguro SGR DH-F300W dehumidifier
 - Sygonix Smarter dehumidifier