diff --git a/README.md b/README.md
index ab23482..e0f9421 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,23 @@ This is how the display looks like in action:
 ![Photo of the Heltec board](hr50-remote-display.jpg "Photo of the Heltec board")
 
 
+## Preconditions
+
+### Hardware
+
+* Heltec ESP32 Wifi Dev Kit Board with OLED
+
+### Software
+
+* Arduino IDE 
+
+### Libraries
+
+* Heltec Libraries: [https://github.com/Heltec-Aaron-Lee/WiFi_Kit_series]
+* ArduinoJson
+* HTTPClient
+* WiFi
+
 ## Configuration
 
 Edit the following lines inside the Arduino sketch: