diff --git a/res/values/cherish_strings.xml b/res/values/cherish_strings.xml
index e5a8435..8cec560 100644
--- a/res/values/cherish_strings.xml
+++ b/res/values/cherish_strings.xml
@@ -438,5 +438,6 @@
     <string name="pulse_ambient_light_layout_title">Light view</string>
     <string name="pulse_ambient_light_layout_solid">Solid</string>
     <string name="pulse_ambient_light_layout_faded">Faded</string>
+    <string name="pulse_ambient_light_width_title">Light width</string>
 
 </resources>
diff --git a/res/xml/edge_lightning_settings.xml b/res/xml/edge_lightning_settings.xml
index b1c86de..de94ba7 100644
--- a/res/xml/edge_lightning_settings.xml
+++ b/res/xml/edge_lightning_settings.xml
@@ -85,4 +85,13 @@
         android:summary="%s"
         android:defaultValue="1" />
 
+    <com.cherish.settings.preferences.SystemSettingSeekBarPreference
+        android:key="pulse_ambient_light_width"
+        android:title="@string/pulse_ambient_light_width_title"
+        android:max="150"
+        android:min="1"
+        settings:unitsLeft=""
+        settings:unitsRight="px"
+        android:defaultValue="125" />
+			
 </PreferenceScreen>