diff --git a/libnymea/interfaces/battery.json b/libnymea/interfaces/battery.json
index e6c0e3b2..43399cfe 100644
--- a/libnymea/interfaces/battery.json
+++ b/libnymea/interfaces/battery.json
@@ -4,6 +4,30 @@
             "name": "batteryCritical",
             "type": "bool",
             "logged": true
+        },
+        {
+            "name": "batteryLevel",
+            "type": "int",
+            "minValue": 0,
+            "maxValue": 100,
+            "unit": "Percentage",
+            "optional": true,
+            "logged": true
+        },
+        {
+            "name": "pluggedIn",
+            "type": "bool",
+            "optional": true
+        },
+        {
+            "name": "charging",
+            "type": "bool",
+            "optional": true
+        },
+        {
+            "name": "discharging",
+            "type": "bool",
+            "optional": true
         }
     ]
 }
diff --git a/libnymea/interfaces/batterylevel.json b/libnymea/interfaces/batterylevel.json
deleted file mode 100644
index e9533acb..00000000
--- a/libnymea/interfaces/batterylevel.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-    "extends": "battery",
-    "states": [
-        {
-            "name": "batteryLevel",
-            "type": "int",
-            "minValue": 0,
-            "maxValue": 100,
-            "unit": "Percentage"
-        }
-    ]
-}
diff --git a/libnymea/interfaces/interfaces.qrc b/libnymea/interfaces/interfaces.qrc
index 89d82f1e..ca9219f0 100644
--- a/libnymea/interfaces/interfaces.qrc
+++ b/libnymea/interfaces/interfaces.qrc
@@ -24,7 +24,6 @@
         <file>mediametadataprovider.json</file>
         <file>mediaplayer.json</file>
         <file>battery.json</file>
-        <file>batterylevel.json</file>
         <file>button.json</file>
         <file>multibutton.json</file>
         <file>simplebutton.json</file>
diff --git a/plugins/mock/integrationpluginmock.json b/plugins/mock/integrationpluginmock.json
index 360bd45e..c79d1e90 100644
--- a/plugins/mock/integrationpluginmock.json
+++ b/plugins/mock/integrationpluginmock.json
@@ -30,7 +30,7 @@
                     "id": "753f0d32-0468-4d08-82ed-1964aab03298",
                     "name": "mock",
                     "displayName": "Mock Thing",
-                    "interfaces": ["system", "light", "batterylevel", "wirelessconnectable", "update"],
+                    "interfaces": ["system", "light", "battery", "wirelessconnectable", "update"],
                     "createMethods": ["user", "discovery"],
                     "browsable": true,
                     "discoveryParamTypes": [
diff --git a/tests/auto/devices/testdevices.cpp b/tests/auto/devices/testdevices.cpp
index 1c65300b..546c4791 100644
--- a/tests/auto/devices/testdevices.cpp
+++ b/tests/auto/devices/testdevices.cpp
@@ -327,7 +327,7 @@ void TestDevices::verifyInterfaces()
     QVERIFY(!mockDevice.isEmpty());
 
     QVariantList interfaces = mockDevice.value("interfaces").toList();
-    QVariantList expectedInterfaces = {"system", "light", "power", "batterylevel", "battery", "wirelessconnectable", "connectable", "update"};
+    QVariantList expectedInterfaces = {"system", "light", "power", "battery", "wirelessconnectable", "connectable", "update"};
     qCDebug(dcTests()) << interfaces;
     qCDebug(dcTests()) << expectedInterfaces;
     QCOMPARE(interfaces, expectedInterfaces);
diff --git a/tests/auto/integrations/testintegrations.cpp b/tests/auto/integrations/testintegrations.cpp
index c59ac6ea..ce2d6c82 100644
--- a/tests/auto/integrations/testintegrations.cpp
+++ b/tests/auto/integrations/testintegrations.cpp
@@ -339,7 +339,7 @@ void TestIntegrations::verifyInterfaces()
     QVERIFY(!mock.isEmpty());
 
     QVariantList interfaces = mock.value("interfaces").toList();
-    QVariantList expectedInterfaces = {"system", "light", "power", "batterylevel", "battery", "wirelessconnectable", "connectable", "update"};
+    QVariantList expectedInterfaces = {"system", "light", "power", "battery", "wirelessconnectable", "connectable", "update"};
     qCDebug(dcTests()) << interfaces;
     qCDebug(dcTests()) << expectedInterfaces;
     QCOMPARE(interfaces, expectedInterfaces);