diff --git a/power_setup/readme.MD b/power_setup/readme.MD
index df25585..93c76b0 100644
--- a/power_setup/readme.MD
+++ b/power_setup/readme.MD
@@ -1 +1,23 @@
-![Power Diagram](https://git.solarcene.community/smallsolar/solarcene_community_setup/raw/branch/main/power_setup/solarsystem.png)
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+## General Setup
+![Power Diagram](https://git.solarcene.community/smallsolar/solarcene_community_setup/raw/branch/main/power_setup/solarsystem.png)
+
+## Components
+* 4* 120W Solar Panels (ground mounted in garden)
+* Victron SmartSolar 100|30 MPPT Charger
+* Leoch Lead Acid 12v 100Ah Battery
+
+* 8 port Ethernet Switch
+* "dietpi" - NanoPi Neo 256Mb
+  * nginx router/load balancer
+  * collects sensor data
+  * usb-serial connection to Victron SmartSolar to get 1Hz data updates 
+  * controls the relay board
+  * runs the Mastodon Solar Bot (which controls power schedule + posts as @solar_bot@solarcene.community)
+  * hosts static website ([blog](https://blog.solarcene.community/)) - uses Hugo to generate static site.
+  * custom 50x error pages when main server is offline ([gitea](https://git.solarcene.community/smallsolar/solarcene_community_setup/src/branch/main/custom_50x))
+* "storepi" - NanoPi Neo 256Mb with a USB SSD 440Gb Drive
+  * hosts the backup for [psion software](https://software.psion.info/)
+* "orangepi" - OrangePi 5 8Gb with 240Gb NVME Storage Drive - power is controlled by "dietpi" and will often be shutdown during the night when the battery is low or there is a low solar forecast.
+  * runs Mastodon Instance Solarcene.community 
+  * runs git.solarcene.community Gitea server
+  * bitorrent client
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