From 2230b03888a3d71d280c983f49d12e6a875088a5 Mon Sep 17 00:00:00 2001
From: Guido Schmitz <Shutgun@users.noreply.github.com>
Date: Tue, 16 Mar 2021 08:13:03 +0100
Subject: [PATCH] Add voltage device class to devolo Home Control (#47967)

---
 homeassistant/components/devolo_home_control/sensor.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/homeassistant/components/devolo_home_control/sensor.py b/homeassistant/components/devolo_home_control/sensor.py
index e78b4eabeac..9fa3bdcf809 100644
--- a/homeassistant/components/devolo_home_control/sensor.py
+++ b/homeassistant/components/devolo_home_control/sensor.py
@@ -5,6 +5,7 @@ from homeassistant.components.sensor import (
     DEVICE_CLASS_ILLUMINANCE,
     DEVICE_CLASS_POWER,
     DEVICE_CLASS_TEMPERATURE,
+    DEVICE_CLASS_VOLTAGE,
 )
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import PERCENTAGE
@@ -20,6 +21,7 @@ DEVICE_CLASS_MAPPING = {
     "humidity": DEVICE_CLASS_HUMIDITY,
     "current": DEVICE_CLASS_POWER,
     "total": DEVICE_CLASS_POWER,
+    "voltage": DEVICE_CLASS_VOLTAGE,
 }