diff --git a/CircleController/src/main/java/com/harrysoft/androidbluetoothserial/demoapp/CommunicateActivity.java b/CircleController/src/main/java/com/harrysoft/androidbluetoothserial/demoapp/CommunicateActivity.java
index 1090b53..a4b66aa 100644
--- a/CircleController/src/main/java/com/harrysoft/androidbluetoothserial/demoapp/CommunicateActivity.java
+++ b/CircleController/src/main/java/com/harrysoft/androidbluetoothserial/demoapp/CommunicateActivity.java
@@ -1,5 +1,10 @@
 package com.harrysoft.androidbluetoothserial.demoapp;
 
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.BatteryManager;
 import android.os.Bundle;
 import android.text.TextUtils;
 import android.util.Log;
@@ -22,9 +27,21 @@ public class CommunicateActivity extends AppCompatActivity {
     private EditText messageBox;
     private Button sendButton, connectButton;
     private JoystickView joystick;
+    private TextView battery;
 
     private CommunicateViewModel viewModel;
 
+    //Get Battery state
+    private BroadcastReceiver nBatInfoReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+
+            int level = intent.getIntExtra(BatteryManager.EXTRA_LEVEL,0);
+            battery.setText(String.valueOf(level)+"%");
+
+        }
+    };
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         // Setup our activity
@@ -35,6 +52,9 @@ protected void onCreate(Bundle savedInstanceState) {
             getSupportActionBar().setDisplayHomeAsUpEnabled(true);
         }
 
+        battery = (TextView) this.findViewById(R.id.communicate_messages);
+        this.registerReceiver(this.nBatInfoReceiver,new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
+
         // Setup our ViewModel
         viewModel = ViewModelProviders.of(this).get(CommunicateViewModel.class);