diff --git a/Batterie_test/module.php b/Batterie_test/module.php
index 1c1e4ab..0107329 100644
--- a/Batterie_test/module.php
+++ b/Batterie_test/module.php
@@ -62,19 +62,25 @@ class Batterie_test extends IPSModule
         $this->SetValue("Batteriemanagement_Variabel", $batterieManagement);
         $this->SetTimerInterval("Timer_Do_UserCalc_Battery",$this->ReadPropertyInteger("Interval")*1000); 
 
+        $batterietyp = $this->ReadPropertyInteger("Batterietyp");
+
         switch ($batterietyp) {
         case 1: // z.B. LiFePo4
-            $this->RegisterVariableFloat("Goodwe_EntLadeleistung","Goodwe_EntLadeleistung", "",0);
+            $this->MaintainVariable("Goodwe_EntLadeleistung", "Goodwe_EntLadeleistung", vtFloat, "", 10, true);
+            $this->MaintainVariable("BattTyp2_Wert", "BattTyp2_Wert", vtFloat, "", 11, false);
+            $this->MaintainVariable("BattTyp3_Wert", "BattTyp3_Wert", vtFloat, "", 12, false);
             break;
 
         case 2: // z.B. Blei-Gel
-
-            $this->RegisterVariableFloat("2","2", "",0);
+            $this->MaintainVariable("Goodwe_EntLadeleistung", "Goodwe_EntLadeleistung", vtFloat, "", 10, false);
+            $this->MaintainVariable("BattTyp2_Wert", "BattTyp2_Wert", vtFloat, "", 11, false);
+            $this->MaintainVariable("BattTyp3_Wert", "BattTyp3_Wert", vtFloat, "", 12, true);
+            break;
             break;
 
         case 2:
 
-            $this->RegisterVariableFloat("3","3", "",0);
+            $this->MaintainVariable("BattTyp3_Wert","BattTyp3_Wert", "",0);
             break;
     }