I wrote up a guide on how it is possible to add Wi-Fi connectivity for an inflatable Lay-Z-Spa hot tub. This also comes with functionality to have integration with home automation like
Lay-Z-Spa Wifi Control
Wi-Fi on your Lay-Z-Spa. Make it easy to remote control - Antanaitis
Bestway Lay-Z-Spa Milan • Out at Home
Support for 2021 units · Issue #54 · visualapproach/WiFi-remote-for-Bestway- Lay-Z-SPA · GitHub
Support for 2021 units · Issue #54 · visualapproach/WiFi-remote-for-Bestway- Lay-Z-SPA · GitHub
Hacking the hot tub – A taste of Blue Feathers
moduł WiFi do pompy Lay-z Spa | Bochnia | Kup teraz na Allegro Lokalnie
WiFi remote for Bestway Lay-Z SPA - YouTube
Lay-Z-Spa Helsinki review - running costs and maintenance - Wood Create
Pompe de filtration Bestway® pour Lay-Z-Spa™ Hydrojet avec wifi EU