Update README.md

techscapades · web-flow · commit 2cf6c58fb5c6 · 2021-10-17T00:58:04.000+08:00
diff --git a/README.md b/README.md
@@ -1,4 +1,6 @@
-# arduino (pro) micro macro keyboard
+# arduino (pro) micro macro keyboard V3 
+
+V4 update in branch but not necessary.
 
 ![Best rendering (3)](https://user-images.githubusercontent.com/76870663/133833800-85e0ed2d-d4ae-48e4-a4c3-c7bc171ead55.png)
 
