diff --git a/homeassistant/components/tradfri/sensor.py b/homeassistant/components/tradfri/sensor.py
index ae385898b868..cbdda2bc4bcc 100644
--- a/homeassistant/components/tradfri/sensor.py
+++ b/homeassistant/components/tradfri/sensor.py
@@ -13,12 +13,7 @@ from homeassistant.components.sensor import (
     SensorEntityDescription,
     SensorStateClass,
 )
-from homeassistant.const import (
-    CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
-    PERCENTAGE,
-    Platform,
-    UnitOfTime,
-)
+from homeassistant.const import Platform, UnitOfDensity, UnitOfRatio, UnitOfTime
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.helpers import entity_registry as er
 from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
@@ -62,7 +57,7 @@ SENSOR_DESCRIPTIONS_BATTERY: tuple[TradfriSensorEntityDescription, ...] = (
         key="battery_level",
         device_class=SensorDeviceClass.BATTERY,
         state_class=SensorStateClass.MEASUREMENT,
-        native_unit_of_measurement=PERCENTAGE,
+        native_unit_of_measurement=UnitOfRatio.PERCENTAGE,
         value=lambda device: cast(int, device.device_info.battery_level),
     ),
 )
@@ -73,7 +68,7 @@ SENSOR_DESCRIPTIONS_FAN: tuple[TradfriSensorEntityDescription, ...] = (
         key="aqi",
         translation_key="aqi",
         state_class=SensorStateClass.MEASUREMENT,
-        native_unit_of_measurement=CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
+        native_unit_of_measurement=UnitOfDensity.MICROGRAMS_PER_CUBIC_METER,
         value=_get_air_quality,
     ),
     TradfriSensorEntityDescription(