diff --git a/README.md b/README.md
index 16da849..0e97557 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,10 @@ The source code for ATTINY13 is generating set of square waves - 20 sequences of
 
 Remember to buy appropriate FS1000A version for your location (check frequency).
 
+To see how it works look here : https://www.youtube.com/watch?v=C7fyKEQMs7c
+
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+
 COMPILATION ON LINUX PC :
 
 Link to video how to program the chip : https://www.youtube.com/watch?v=7klgyNzZ2TI
@@ -17,6 +21,8 @@ The script attached in repository ( "compileattiny" ) can be used to upload data
 
     "sudo chmod +rx compileattiny" and "sudo ./compileattiny"
 
+-------------------------------------------------------------------------------------------------------------------------------
+
 COMPILATION ON WINDOWS PC :
 
 If you have Windows 10 machine please follow this tutorial to download and install full AVR-GCC environment for Windows : http://fab.cba.mit.edu/classes/863.16/doc/projects/ftsmin/windows_avr.html with latest compiler from Microchip/Atmel.