diff --git a/README.md b/README.md
index 23a76d8..1ae6e28 100644
--- a/README.md
+++ b/README.md
@@ -61,3 +61,4 @@ public class Model
     public string Header { get; set; }
 }
 ```
+![Bind the SelectedTreeItem](SelectedTreeItem.png)
\ No newline at end of file
diff --git a/SelectedTreeItem.png b/SelectedTreeItem.png
new file mode 100644
index 0000000..f65a52e
Binary files /dev/null and b/SelectedTreeItem.png differ