diff --git a/copri4/main/src/Mod/APIfunc.pm b/copri4/main/src/Mod/APIfunc.pm
index 24e64c3..c1ae590 100755
--- a/copri4/main/src/Mod/APIfunc.pm
+++ b/copri4/main/src/Mod/APIfunc.pm
@@ -1854,6 +1854,8 @@ sub bikes_available(){
           	#new rental_description
           	$return->{$id}->{rental_description}->{name} = "$tariff_content->{$tid}->{ct_name}";
           	$return->{$id}->{rental_description}->{id} = "$tariff_content->{$tid}->{barcode}";
+          	$return->{$id}->{rental_description}->{reserve_timerange} = "15 Min";
+          	$return->{$id}->{rental_description}->{reserve_timerange} = "30 Min" if($record->{$id}->{int11} == 3);#sig timeout time
           	$return->{$id}->{rental_description}->{rental_info}->{1} = ["Tracking","Ich stimme der Speicherung (Tracking) meiner Fahrstrecke zwecks wissenschaftlicher Auswertung und Berechnung der CO2-Einsparung zu!"] if($record->{$id}->{int25});
           	$return->{$id}->{rental_description}->{rental_info}->{2} = ["AGB","Mit der Mietrad Anmietung wird folgender Betreiber <a href='$varenv->{wwwhost}/site/agb.html' target='_blank'>AGB</a> zugestimmt (als Demo sharee AGB)."] if($auth->{c_id} && ($auth->{c_id} == 1842 || $auth->{c_id} == 5781 || $auth->{c_id} == 22262 || $auth->{c_id} == 38883));
 
diff --git a/copri4/main/src/Mod/APIshareeio.pm b/copri4/main/src/Mod/APIshareeio.pm
index a0543b3..8ce5801 100644
--- a/copri4/main/src/Mod/APIshareeio.pm
+++ b/copri4/main/src/Mod/APIshareeio.pm
@@ -150,10 +150,7 @@ sub sig_booking_update {
    if($response_in->{event} eq "RENTAL_START"){
       	$response->{response_state} = "OK: methode not implemented, because rental will be started by App and success returned by sig-connector";
    }
-   elsif($response_in->{event} eq "SMARTLOCK"){
-      	$response->{response_state} = "OK: methode not implemented, because unlocking will be started by App and success returned by sig-connector";
-   }
-   elsif($response_in->{event} eq "RENTAL_END" || $response_in->{event} eq "RESERVATION_END"){
+   elsif($response_in->{event} eq "RENTAL_END" || $response_in->{event} eq "RESERVATION_END" || ($response_in->{event} eq "SMARTLOCK" && $response_in->{data}->{lockStatus} eq "unlocked")){
     if($rentalId){
 
       my $ctpos = {};
@@ -181,16 +178,19 @@ sub sig_booking_update {
 		distance => $distance,
                 };
 
-	#addition state in context to get state=returned for miniquery
-	$sig_book->{station_lock_state} = "3" if($response_in->{event} eq "RENTAL_END");
-
 	my $authraw = { c_id => "" };
 	$authraw->{c_id} = $ctpos->{ca_id} if($ctpos->{ca_id});
 	$q->param(-name=>'bike',-value=>"$ctpos->{ct_name}") if($ctpos->{ct_name});
 	$q->param(-name=>'state',-value=>"canceled") if($response_in->{event} eq "RESERVATION_END");
+
+	if($response_in->{event} eq "SMARTLOCK" && $response_in->{data}->{lockStatus} eq "unlocked"){
+	  $q->param(-name=>'lock_state',-value=>"unlocked");
+	}
        	if($response_in->{event} eq "RENTAL_END"){
 	  $q->param(-name=>'state',-value=>"available");
 	  $q->param(-name=>'lock_state',-value=>"locked");
+	  #addition state in context to get state=returned for miniquery
+	  $sig_book->{station_lock_state} = "3";
 	}
 
       	($rows, $booking_values) = $apif->booking_update($q,$varenv,$authraw,$aowner,$sig_book) if($authraw->{c_id});
diff --git a/copri4/main/src/Mod/APIsigclient.pm b/copri4/main/src/Mod/APIsigclient.pm
index 1cdea92..28ea552 100755
--- a/copri4/main/src/Mod/APIsigclient.pm
+++ b/copri4/main/src/Mod/APIsigclient.pm
@@ -203,6 +203,7 @@ sub sig_available {
                 #new rental_description
                 $response_out->{$bike}->{rental_description}->{name} = "$tariff_content->{$tid}->{ct_name}";
                 $response_out->{$bike}->{rental_description}->{id} = "$tariff_content->{$tid}->{barcode}";
+                $response_out->{$bike}->{rental_description}->{reserve_timerange} = "30 Min";
                 $response_out->{$bike}->{rental_description}->{rental_info}->{1} = ["Tracking","Ich stimme der Speicherung (Tracking) meiner Fahrstrecke zwecks wissenschaftlicher Auswertung und Berechnung der CO2-Einsparung zu!"];#TODO if($resp->{gps_tracker_id});
                 $response_out->{$bike}->{rental_description}->{rental_info}->{2} = ["AGB","Mit der Mietrad Anmietung wird folgender Betreiber <a href='$varenv->{wwwhost}/site/agb.html' target='_blank'>AGB</a> zugestimmt (als Demo sharee AGB)."] if($ctadr->{c_id} && ($ctadr->{c_id} == 1842 || $ctadr->{c_id} == 5781 || $ctadr->{c_id} == 22262));
 
diff --git a/copri4/main/src/Mod/Pricing.pm b/copri4/main/src/Mod/Pricing.pm
index dc64a2f..60236d7 100755
--- a/copri4/main/src/Mod/Pricing.pm
+++ b/copri4/main/src/Mod/Pricing.pm
@@ -319,6 +319,8 @@ sub fetch_rentalfeed {
 	  #new rental_description
           $return->{rental_description}->{name} = "$ctpos->{txt04}";
           $return->{rental_description}->{id} = "$ctpos->{int09}";
+          $return->{rental_description}->{reserve_timerange} = "15 Min";
+          $return->{rental_description}->{reserve_timerange} = "30 Min" if($ctpos->{int11} == 3);
 
 	  foreach my $td (sort keys (%$td_template)){
 	   my $time_unit = "";