diff --git a/main.py b/main.py
index 3e132ed..fab114b 100644
--- a/main.py
+++ b/main.py
@@ -32,6 +32,39 @@ def debug_print(message: str):
     current_time = now.strftime("%H:%M:%S")
     print('[DEBUG]['+current_time+'] '+message)
 
+def fade_in_animation(strip, mode, color):
+    if mode == 0:
+        for j in range(256*10):
+            if mode > 0:
+                break
+            elif power == "False":
+                break
+            for i in range(strip.numPixels()):
+                strip.setPixelColor(i, wheel((int(i * 256 / strip.numPixels()) + j) & 255))
+                strip.show()
+    elif mode == 1:
+        for i in range(strip.numPixels()):
+            strip.setPixelColor(i, color)
+            strip.show()
+            time.sleep(float(0.01))
+    elif mode == 2:
+        for i in range(strip.numPixels()):
+            strip.setPixelColor(i, color)
+            strip.show()
+            time.sleep(float(0.01))
+    elif mode == 3:
+        color = Color(randint(0, 255), randint(0, 255), randint(0, 255))
+        for i in range(strip.numPixels()):
+            strip.setPixelColor(i, color)
+            strip.show()
+            time.sleep(float(0.01))
+        time.sleep(1)
+    elif mode == 4:
+        for i in range(strip.numPixels()):
+            strip.setPixelColor(i, Color(randint(0, 255), randint(0, 255), randint(0, 255)))
+            strip.show()
+        time.sleep(1)
+
 def wheel(pos):
     if pos < 85:
         return Color(pos * 3, 255 - pos * 3, 0)
@@ -90,6 +123,8 @@ def mqtt_on_connect(client, userdata, flags, rc):
     
 
 if __name__ == '__main__':
+    global singleExecute
+    singleExecute = True
     def mqtt_on_message(client, userdata, msg):
         print("topic: " ,str(msg.topic))
         print("payload: " ,str(msg.payload.decode("utf-8")))
@@ -98,6 +133,7 @@ if __name__ == '__main__':
         if topic == "server-rack-led/power":
             global power
             power = payload
+            singleExecute = True
         
         elif topic == "server-rack-led/rgb":
             splitted_payload = payload.split(",")
@@ -148,6 +184,10 @@ if __name__ == '__main__':
         client.loop_start()
         while True:
             if power == "True":
+                if singleExecute == True:
+                    fade_in_animation(strip, mode, Color(int(r), int(g), int(b)))
+                    singleExecute = False
+
                 if mode == 0:
                     rainbowCycle(strip)
                 elif mode == 1:
@@ -159,6 +199,8 @@ if __name__ == '__main__':
                 elif mode == 4:
                     randomColorPerLED(strip)
             else:
+                if singleExecute == True:
+                    singleExecute = False
                 setColor(strip, Color(0,0,0))
 
     except KeyboardInterrupt: