diff --git a/utils/equipment.js b/utils/equipment.js
index 87decec..3faf1a4 100644
--- a/utils/equipment.js
+++ b/utils/equipment.js
@@ -9,14 +9,14 @@ class Equipment {
         this.equipmentItem = equipmentItem;
 
         // Set stateItem, toDo: error when no stateItem existing
-        this.stateItem = items.getItem(this.equipmentItem.name + '_State');
+        this.stateItem = items[this.equipmentItem.name + '_State'];
 
         // Initialization of properties
         this.name = this.equipmentItem.name;
         this.watch = new Object();
     }
 
-    getValue(valueName, defaultValue) {
+    getValue(valueName, defaultValue = '') {
         let valueItemName = this.name + '_' + valueName;
         let returnValue = defaultValue;
   
@@ -80,11 +80,18 @@ class TowelRadiator extends Equipment {
     }
 }
 
+class WeatherService extends Equipment {
+    constructor(equipmentItem) {
+        super(equipmentItem);
+    }
+}
+
 module.exports = {
     Equipment,
     Irrigation,
     IrrigationValve,
-    TowelRadiator
+    TowelRadiator,
+    WeatherService
 };