diff --git a/README.md b/README.md
index f45d8c2..5afc03a 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,7 @@ For example, information for 12 millions of blocks is using less than 300Mb of m
 Working profiler slows your application execution for only 1-2%.
 
 ![Block time](https://hsto.org/files/3e4/afe/8b7/3e4afe8b77ac4ad3a6f8c805be4b7f13.png)
+_Average time of block's execution (tested on Intel Core i7-5930K 3.5GHz, Win7)_
 
 Disabled profiler will not affect your application execution in any way. You can leave it in your Release build
 and enable it at run-time at any moment during application launch to see what is happening at the moment.