diff --git a/scripts/README.md b/scripts/README.md
index d98e124..9aa9709 100644
--- a/scripts/README.md
+++ b/scripts/README.md
@@ -35,4 +35,5 @@ They actually work better than common HDD activity LEDs because they are based o
 second periods (adjustable).
 
 `mled-iowait` has 3 levels, so you get only to set a low and a high threshold.
-`mled-iowaitdetailed` has 6 levels of activity, so you can set 5 thresholds.
\ No newline at end of file
+`mled-iowaitdetailed` has 6 levels of activity, so you can set 5 thresholds. Also below the lowest threshold,
+it sets the notifier to off, which turns to be a good approach.