diff --git a/.idea/misc.xml b/.idea/misc.xml
index 75dac50..3963879 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -24,7 +24,7 @@
       </value>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/.idea/modules.xml b/.idea/modules.xml
index f53e111..3f14239 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -2,8 +2,8 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/BTDemo.iml" filepath="$PROJECT_DIR$/BTDemo.iml" />
       <module fileurl="file://D:\Project\ble-android-demo\BTDemo.iml" filepath="D:\Project\ble-android-demo\BTDemo.iml" />
+      <module fileurl="file://$PROJECT_DIR$/BTDemo.iml" filepath="$PROJECT_DIR$/BTDemo.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
       <module fileurl="file://$PROJECT_DIR$/ble-android-demo.iml" filepath="$PROJECT_DIR$/ble-android-demo.iml" />
     </modules>
diff --git a/app/src/main/java/xyz/mtfos/btdemo/MainActivity.kt b/app/src/main/java/xyz/mtfos/btdemo/MainActivity.kt
index c256f82..ccc2f94 100644
--- a/app/src/main/java/xyz/mtfos/btdemo/MainActivity.kt
+++ b/app/src/main/java/xyz/mtfos/btdemo/MainActivity.kt
@@ -51,7 +51,7 @@ class MainActivity : Activity() {
         connectBtn.isEnabled = true
         disconnectBtn.isEnabled = false
 
-        ble = PrinterBle(this@MainActivity, "43:43:A1:12:1F:AC", "dd535b71-8f05-4e30-beb0-6fa7ea3dfc3e", "00000001-8f05-4e30-beb0-6fa7ea3dfc3e")
+        ble = PrinterBle(this@MainActivity, "B8:27:EB:21:C2:1A", "dd535b71-8f05-4e30-beb0-6fa7ea3dfc3e", "00000001-8f05-4e30-beb0-6fa7ea3dfc3e")
 
         ble?.setOnStateChangeListener {
             System.out.println("Now State is >>>> " + it)
diff --git a/app/src/main/java/xyz/mtfos/btdemo/PrinterBle.java b/app/src/main/java/xyz/mtfos/btdemo/PrinterBle.java
index db4a24d..b3bae0e 100644
--- a/app/src/main/java/xyz/mtfos/btdemo/PrinterBle.java
+++ b/app/src/main/java/xyz/mtfos/btdemo/PrinterBle.java
@@ -418,6 +418,7 @@ public class PrinterBle {
     public PrinterBle addHR() {
         int align = this.lastAlign;
         setAlign(ALIGN_CENTER);
+        textNewLine();
         addTextln(StringUtils.repeat('-', 20));
         setAlign(align);
         return this;