diff --git a/app/start.py b/app/start.py
index c61a1fc..e03ac64 100644
--- a/app/start.py
+++ b/app/start.py
@@ -3,8 +3,13 @@
 
 import machine, neopixel
 
-np = neopixel.NeoPixel(machine.Pin(26), 29)
+leds_number = 30
+pin_led = 26
 
-for i in range(0, 29):
-    np[i] = (255, 255, 0)
+np = neopixel.NeoPixel(machine.Pin(pin_led), leds_number)
+
+for i in range(
+    leds_number,
+):
+    np[i] = (255, 255, 255)
 np.write()