diff --git a/Sonoff-S31.md b/Sonoff-S31.md
index 97418604..34e274b5 100644
--- a/Sonoff-S31.md
+++ b/Sonoff-S31.md
@@ -41,3 +41,7 @@ The Gnd connection of the S31 is connected to the live AC wire. Connecting seria
 A link to someone's page about the internals of the S31 and how to flash another firmware. I have not yet tried this with Tasmota but will report back when I do.
 
 [S31 Page](http://tinkerman.cat/sonoff-s31-now-serious/)
+
+### Video tutorial by BK Hobby
+[![](http://img.youtube.com/vi/kKtLKjI4wA0/0.jpg)](http://www.youtube.com/watch?v=kKtLKjI4wA0 "")
+