diff --git a/README.md b/README.md
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@@ -1,16 +1,38 @@
 # IoT Platform
 
-## Commands
+## Docker
+
+First install DockerDesktop and `docker-compose`:
+* https://www.docker.com/products/docker-desktop/
+* https://docs.docker.com/compose/install/
+
+Then you can export a path to mount as a volume and spin up the containers:
 
 ```sh
 export DATA_DIR = /some/path/to/mount
 docker-compose --file software/container/docker-compose.yml up
 ```
 
-## Grafana
+### Grafana
+
+You can login to Grafana: http://localhost:3000/login (admin:admin)
+
+### NodeRed
+
+NodeRed is running here: http://localhost:1880/
+
+## Hardware
+
+### Arduino IDE
+We are using HelTec Automation Wirelsess Sticks ESP32 Dev-Boards. Their GitHub repo can be found here: https://github.com/HelTecAutomation/Heltec_ESP32
+
+If you are using _Arduino IDE_ (just to try them out) you can add their Repo to the library managers URLs: https://github.com/HelTecAutomation/Heltec_ESP32/blob/master/library.json and/or find them in the IDE (Sketch -> Include Library -> Manage Libraries... Search for "heltec esp32").
+
+### Find the port
+
+```sh
+esptool.py write_flash_status --non-volatile 0
+```
 
-Then you can login to Grafana: http://localhost:3000/login (admin:admin)
 
-## NodeRed
 
-NodeRed is running here: http://localhost:1880/
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