diff -r 82bfd8af42a7 -r 1ccf99e620a9 GUI/HardwareNode.cs
--- a/GUI/HardwareNode.cs	Mon Jul 25 21:09:21 2011 +0000
+++ b/GUI/HardwareNode.cs	Wed Jul 27 18:27:16 2011 +0000
@@ -65,7 +65,8 @@
       typeNodes.Add(new TypeNode(SensorType.Flow));
       typeNodes.Add(new TypeNode(SensorType.Control));
       typeNodes.Add(new TypeNode(SensorType.Level));
-      
+      typeNodes.Add(new TypeNode(SensorType.Power));
+
       foreach (ISensor sensor in hardware.Sensors)
         SensorAdded(sensor);