We have some products for sell, better than the one you have use from China. It compatible with HA with MQTT and complete local. It also support Homekit or Tuya cloud as optional. Protocol supports include: Wifi, Ethernet, RS485 and KNX.
If you want more information, check FB group: https://www.facebook.com/groups/gss.smarthome. Or Telegram group: Telegram: Contact @gssmartgroup
cool find! are you able to link to a store page, or any kind of identifying string we can search to find the same / similar?
You can get one taobao the brand is called lonink. The generic miot spec device name is qdhkl.aircondition.b23
https://e.tb.cn/h.TIidmkeIUjRuvw1?tk=UhuEeRX3yLp
