Phoscon Hive is here

No. It’s just

  "lastseen": "2023-01-23T13:26Z",
  "manufacturername": "Phoscon",
  "modelid": "Hive",
  "name": "Phoscon Hive",
  "state": {
    "alert": "none",
    "bri": 1,
    "colormode": "ct",
    "ct": 370,
    "effect": "none",
    "hue": 51742,
    "on": false,
    **"reachable": false,**
    "sat": 254,
    "xy": [
      0.2837,
      0.1079
    ]
  }

most of the time.

Even Aqara sensors in the same area are more reliable