diff --git a/homeassistant/components/neurio_energy/sensor.py b/homeassistant/components/neurio_energy/sensor.py
index 37113dde8b7..b316281faa1 100644
--- a/homeassistant/components/neurio_energy/sensor.py
+++ b/homeassistant/components/neurio_energy/sensor.py
@@ -1,4 +1,6 @@
 """Support for monitoring a Neurio energy sensor."""
+from __future__ import annotations
+
 from datetime import timedelta
 import logging
 
@@ -9,9 +11,16 @@ import voluptuous as vol
 from homeassistant.components.sensor import (
     PLATFORM_SCHEMA,
     STATE_CLASS_MEASUREMENT,
+    STATE_CLASS_TOTAL_INCREASING,
     SensorEntity,
 )
-from homeassistant.const import CONF_API_KEY, ENERGY_KILO_WATT_HOUR, POWER_WATT
+from homeassistant.const import (
+    CONF_API_KEY,
+    DEVICE_CLASS_ENERGY,
+    DEVICE_CLASS_POWER,
+    ENERGY_KILO_WATT_HOUR,
+    POWER_WATT,
+)
 import homeassistant.helpers.config_validation as cv
 from homeassistant.util import Throttle
 import homeassistant.util.dt as dt_util
@@ -139,9 +148,12 @@ class NeurioEnergy(SensorEntity):
 
         if sensor_type == ACTIVE_TYPE:
             self._unit_of_measurement = POWER_WATT
+            self._attr_device_class = DEVICE_CLASS_POWER
             self._attr_state_class = STATE_CLASS_MEASUREMENT
         elif sensor_type == DAILY_TYPE:
             self._unit_of_measurement = ENERGY_KILO_WATT_HOUR
+            self._attr_device_class = DEVICE_CLASS_ENERGY
+            self._attr_state_class = STATE_CLASS_TOTAL_INCREASING
 
     @property
     def name(self):