# The esp32_ble_id -> ble_hub_id alias (removal 2027.2.0) still validates. esp32_ble_tracker: id: ble_tracker_hub sensor: - platform: atc_mithermometer esp32_ble_id: ble_tracker_hub mac_address: A4:C1:38:4E:16:78 temperature: name: ATC Legacy Key Temperature