diff --git a/nodejs/ar-com/arduino.js b/nodejs/ar-com/arduino.js
index b41b7e0..15c624d 100644
--- a/nodejs/ar-com/arduino.js
+++ b/nodejs/ar-com/arduino.js
@@ -37,7 +37,7 @@ Arduino.prototype.setup = function () {
 
     self.serial.on('open', function () { setTimeout(function () {
       self.serial.write(new Buffer('00000000'));
-      self.serial.write(new Buffer('Z0000000', 'ascii'));
+      self.serial.write(new Buffer('Zn000000', 'ascii'));
       self.emit('success');
       
       self.serial.on('data', function(data){
diff --git a/nodejs/public/javascripts/angularApp.js b/nodejs/public/javascripts/angularApp.js
index 0b37b28..fa737b2 100644
--- a/nodejs/public/javascripts/angularApp.js
+++ b/nodejs/public/javascripts/angularApp.js
@@ -21,6 +21,10 @@ app.factory('arduino', ['$http', function($http, auth){
       return $http.get('/toggleLight');
     }
 
+    o.irTest = function ( ) {
+      return $http.get('/irTest');
+    }
+
     return o;
 }]);
 
@@ -32,4 +36,10 @@ app.controller('MainCtrl', ['$scope', 'arduino', function ($scope, arduino){
 
   };
 
+  $scope.irTest = function(){
+      
+      arduino.toggleLight();   
+
+  };
+
 }]);
\ No newline at end of file
diff --git a/nodejs/routes/index.js b/nodejs/routes/index.js
index cd448cf..ce6e1c4 100644
--- a/nodejs/routes/index.js
+++ b/nodejs/routes/index.js
@@ -18,4 +18,9 @@ router.get('/toggleLight', function (req, res) {
   res.send('switch light');
 });
 
+router.get('/irTest', function (req, res) {
+  arduino.write(new Buffer('Y0000000' ,'ascii'));
+  res.send('switch light');
+});
+
 module.exports = router;
diff --git a/nodejs/views/index.ejs b/nodejs/views/index.ejs
index ab4ce79..72974b5 100644
--- a/nodejs/views/index.ejs
+++ b/nodejs/views/index.ejs
@@ -29,6 +29,9 @@
     <form ng-submit="toggleLight()" style="margin-top:30px;">
       <button type="submit" class="button-primary">Light Switch</button>
     </form>
+    <form ng-submit="irTest()" style="margin-top:30px;">
+      <button type="submit" class="button-primary">Light Switch</button>
+    </form>
   </div>
   </script>