diff --git a/sensor_bluetooth/sensor_bluetooth.ino b/sensor_bluetooth/sensor_bluetooth.ino
index 19590b8..5aa9277 100644
--- a/sensor_bluetooth/sensor_bluetooth.ino
+++ b/sensor_bluetooth/sensor_bluetooth.ino
@@ -1,11 +1,12 @@
 // Bluetooth temperature sensor
 #include "DHT.h"
 
-// Pin for the DHT11 sensor
+// Pin for the DHT sensor
 #define DHTPIN 7    
-#define DHTTYPE DHT11
+#define DHTTYPE DHT22
+// #define DHTTYPE DHT11
 
-// Create instance for the DHT11 sensor
+// Create instance for the DHT sensor
 DHT dht(DHTPIN, DHTTYPE);
 
 // Setup
@@ -27,12 +28,14 @@ void loop(void)
       // If a measurement is required, measure data and send it back
       if (c == 'm'){
         
-          int h = (int)dht.readHumidity();
-          int t = (int)dht.readTemperature();
-        
+          float h = dht.readHumidity();
+          float t = dht.readTemperature();
+          
           // Send data (temperature,humidity)
-          Serial.println(String(t) + "," + String(h));
-      
+          Serial.print(t);
+          Serial.print(",");
+          Serial.println(h);
+                        
       }
    
   }
diff --git a/sensor_gui.py b/sensor_gui.py
index 7143c0e..3e8b92b 100644
--- a/sensor_gui.py
+++ b/sensor_gui.py
@@ -10,7 +10,7 @@
 serial_port = '/dev/cu.AdafruitEZ-Link06d5-SPP'
 
 # Test with USB-Serial connection
-# serial_port = '/dev/tty.usbmodem1411'
+# serial_port = '/dev/tty.usbmodem1421'
 
 ser = serial.Serial(serial_port, serial_speed, timeout=1)
 
@@ -28,10 +28,10 @@ def measure(self):
 		if (data != ""):
 			processed_data = data.split(",")
 
-			self.temp_data.set("Temperature: " + str(processed_data[0]))
+			self.temp_data.set("Temperature: " + str(processed_data[0]) + " °C")
 			self.temperature.pack()
 
-			self.hum_data.set("Humidity: " + str(processed_data[1]))
+			self.hum_data.set("Humidity: " + str(processed_data[1]) + " %")
 			self.humidity.pack()
 
 		# Wait 1 second between each measurement