diff --git a/FHEM/74_GardenaSmartDevice.pm b/FHEM/74_GardenaSmartDevice.pm
index d8e9d1a..176d087 100644
--- a/FHEM/74_GardenaSmartDevice.pm
+++ b/FHEM/74_GardenaSmartDevice.pm
@@ -653,6 +653,20 @@ sub WriteReadings {
                         || $decode_json->{abilities}[$abilities]{name} . '-'
                         . $propertie->{name} eq 'light-light' )
                   );
+                  
+                readingsBulkUpdateIfChanged(
+                    $hash,
+                    $decode_json->{abilities}[$abilities]{name} . '-'
+                      . $propertie->{name} 
+                      . '_timestamp',
+                    RigReadingsValue( $hash, $propertie->{timestamp} )
+                  )
+                  if (
+                    defined( $propertie->{value} ) 
+                    && (  $decode_json->{abilities}[$abilities]{name} . '-'
+                        . $propertie->{name} eq 'mower_timer-mower_timer'
+                  )
+
 
                 readingsBulkUpdateIfChanged(
                     $hash,
diff --git a/controls_GardenaSmartDevice.txt b/controls_GardenaSmartDevice.txt
index 575fb6c..4fee53f 100644
--- a/controls_GardenaSmartDevice.txt
+++ b/controls_GardenaSmartDevice.txt
@@ -1,2 +1,2 @@
-UPD 2021-06-28_10:47:43 47009 FHEM/73_GardenaSmartBridge.pm
-UPD 2021-06-09_09:52:26 55505 FHEM/74_GardenaSmartDevice.pm
+UPD 2021-06-28_15:56:58 47009 FHEM/73_GardenaSmartBridge.pm
+UPD 2021-06-28_16:11:26 56085 FHEM/74_GardenaSmartDevice.pm