diff --git a/app/src/main/java/info/nightscout/androidaps/plugins/Wear/wearintegration/WatchUpdaterService.java b/app/src/main/java/info/nightscout/androidaps/plugins/Wear/wearintegration/WatchUpdaterService.java
index f787d00512..9a7eed1fd7 100644
--- a/app/src/main/java/info/nightscout/androidaps/plugins/Wear/wearintegration/WatchUpdaterService.java
+++ b/app/src/main/java/info/nightscout/androidaps/plugins/Wear/wearintegration/WatchUpdaterService.java
@@ -274,12 +274,20 @@ public class WatchUpdaterService extends WearableListenerService implements
 
         }
 
+        boolean detailed = SP.getBoolean("wear_detailed_delta", false);
         if (units.equals(Constants.MGDL)) {
-            deltastring += DecimalFormatter.to0Decimal(Math.abs(deltaMGDL));
+            if (detailed) {
+                deltastring += DecimalFormatter.to1Decimal(Math.abs(deltaMGDL));
+            } else {
+                deltastring += DecimalFormatter.to0Decimal(Math.abs(deltaMGDL));
+            }
         } else {
-            deltastring += DecimalFormatter.to1Decimal(Math.abs(deltaMMOL));
+            if (detailed){
+                deltastring += DecimalFormatter.to2Decimal(Math.abs(deltaMMOL));
+            } else {
+                deltastring += DecimalFormatter.to1Decimal(Math.abs(deltaMMOL));
+            }
         }
-
         return deltastring;
     }
 
@@ -545,7 +553,12 @@ public class WatchUpdaterService extends WearableListenerService implements
 
             //OpenAPS status
             String openApsString = String.valueOf(NSDeviceStatus.getInstance().getOpenApsStatus());
-            String openApsStatus = openApsString.substring(0,openApsString.indexOf("m"));
+            String openApsStatus = "";
+            if(openApsString != null) {
+                int index = openApsString.indexOf("m");
+                if(index > 0)
+                    openApsStatus = openApsString.substring(0, index);
+            }
 
             PutDataMapRequest dataMapRequest = PutDataMapRequest.create(NEW_STATUS_PATH);
             //unique content
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 0e2833c970..e8918979b3 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -772,5 +772,17 @@
     <string name="key_missed_bg_readings_threshold" translatable="false">missed_bg_readings_threshold</string>
     <string name="urgent_alarm">Urgent Alarm</string>
     <string name="info">INFO</string>
+    <string name="key_btwatchdog" translatable="false">bt_watchdog</string>
+    <string name="key_btwatchdog_lastbark" translatable="false">bt_watchdog_last</string>
+    <string name="bluetooth">Bluetooth</string>
+    <string name="btwatchdog_title">BT Watchdog</string>
+    <string name="btwatchdog_summary">Switches off the phone\'s bluetooth for one second if no connection to the pump is possible. This may help on some phones where the bluetooth stack freezes.</string>
+    <string name="DexcomG5">DexcomG5 App (patched)</string>
+    <string name="dexcomg5_nsupload_title">Upload BG data to NS</string>
+    <string name="key_dexcomg5_nsupload">dexcomg5_nsupload</string>
+    <string name="dexcomg5_upload">G5 upload settings</string>
+    <string name="customapp">Customized APK for download</string>
+    <string name="wear_detailed_delta_title">Show detailed delta</string>
+    <string name="wear_detailed_delta_summary">Show delta with one more decimal place</string>
 </resources>
 
diff --git a/app/src/main/res/xml/pref_wear.xml b/app/src/main/res/xml/pref_wear.xml
index bd6c42725a..406e156ab3 100644
--- a/app/src/main/res/xml/pref_wear.xml
+++ b/app/src/main/res/xml/pref_wear.xml
@@ -4,24 +4,32 @@
         android:key="wearplugin"
         android:title="@string/wear_settings">
 
-        <SwitchPreference
-            android:defaultValue="false"
-            android:key="wearcontrol"
-            android:summary="@string/wearcontrol_summary"
-            android:title="@string/wearcontrol_title" />
+        <PreferenceScreen
+            android:title="@string/wear_settings">
 
-        <SwitchPreference
-            android:defaultValue="true"
-            android:key="wear_detailediob"
-            android:summary="@string/wear_detailedIOB_summary"
-            android:title="@string/wear_detailedIOB_title" />
+            <SwitchPreference
+                android:defaultValue="false"
+                android:key="wearcontrol"
+                android:summary="@string/wearcontrol_summary"
+                android:title="@string/wearcontrol_title" />
 
-        <SwitchPreference
-            android:defaultValue="false"
-            android:key="wear_showbgi"
-            android:summary="@string/wear_showbgi_summary"
-            android:title="@string/wear_showbgi_title" />
+            <SwitchPreference
+                android:defaultValue="true"
+                android:key="wear_detailediob"
+                android:summary="@string/wear_detailedIOB_summary"
+                android:title="@string/wear_detailedIOB_title" />
 
+            <SwitchPreference
+                android:defaultValue="false"
+                android:key="wear_detailed_delta"
+                android:summary="@string/wear_detailed_delta_summary"
+                android:title="@string/wear_detailed_delta_title" />
+
+            <SwitchPreference
+                android:defaultValue="false"
+                android:key="wear_showbgi"
+                android:summary="@string/wear_showbgi_summary"
+                android:title="@string/wear_showbgi_title" />
+        </PreferenceScreen>
     </PreferenceCategory>
-
 </PreferenceScreen>
\ No newline at end of file