diff --git a/README.md b/README.md
index 72ffa70..1d6fd25 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,7 @@ on a Raspberry Pi computer and publish the data to a MQTT server.
 
 I wrote this so I can monitor my raspberries at home with home assistant. The script is writen for python 2
 as when I wrote it one of the used python modules was not available for python 3. (if the modules are available for python 3 now the script shuold have no problems running on python 3 - plan to check that in the near feature)
+The script if very light, it takes 4 seconds as there are 4 one second sleeps in the code - due to mqtt have problems if I shoot the messages with no delay.
 
 # Installation: