Update README.md

TheUnsolvedDev · web-flow · commit 4aabc289d804 · 2021-06-29T09:23:47.000+05:30
diff --git a/README.md b/README.md
@@ -21,6 +21,7 @@ Nowadays there are many situations where human beings are unable to accomplish a
 	- Oled display (128x64).
 	- Capacitor (2200μF-6.3V).
 	- Power supply (5V-1.5A).
+	- AT09 Bluetooth Module.
 
 
 ## Device and IDE
