HA startup warning

Device GDO White (v2): ESPHome 2024.12.1 Connected project version 1.4.0

Home Assistant throws the following warning on startup:

2025-10-08 17:52:45.894 WARNING (MainThread) [homeassistant.components.sensor] Entity sensor.konnected_xxxxx_wifi_signal_2 (<class ‘homeassistant.components.esphome.sensor.EsphomeSensor’>) is using native unit of measurement ‘%’ which is not a valid unit for the device class (‘signal_strength’) it is using; expected one of [‘dBm’, ‘dB’]; Please update your configuration if your entity is manually configured, otherwise create a bug report

Issue was reported in HA/core and answered as vendor issue:

This does not appear to cause any problems with the GDO White / HA integration.

This was fixed a while ago. Update your device firmware. Or don’t. It’s just a warning so it doesn’t really matter.