core/homeassistant/components/homee/icons.json

{
  "entity": {
    "sensor": {
      "link_quality": {
        "default": "mdi:signal"
      },
      "window_position": {
        "default": "mdi:window-closed"
      }
    },
    "switch": {
      "watchdog_on_off": {
        "default": "mdi:dog"
      },
      "manual_operation": {
        "default": "mdi:hand-back-left"
      }
    }
  }
}