From 78e717cd348cb418f228ca05da16ffa6cdd581c3 Mon Sep 17 00:00:00 2001
From: AK-Homberger <53138495+AK-Homberger@users.noreply.github.com>
Date: Mon, 28 Sep 2020 17:52:05 +0200
Subject: [PATCH] Update README.md

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 979066a..afd7d0a 100644
--- a/README.md
+++ b/README.md
@@ -91,6 +91,7 @@ Please be aware that this repository is only for educational purpose, to learn h
 
 Optional:
 OLED display,  096 inch, I2C [Link](https://www.makershop.de/en/display/oled/096-oled-display-blau/)
+Buzzer  [Link](https://www.makershop.de/en/module/audio/aktiver-summer/)
 
 For programming:
 433MHz transmitter [Link](https://www.makershop.de/en/module/funk/superheterodyne-433-mhz-sender/) or [Link2](https://www.makershop.de/en/module/funk/433-sender-empfaenger/)