diff --git a/power_setup/readme.MD b/power_setup/readme.MD
index 93c76b0..29133a7 100644
--- a/power_setup/readme.MD
+++ b/power_setup/readme.MD
@@ -17,7 +17,11 @@
   * 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.
+* "orangepi" - OrangePi 5 8Gb with 240Gb NVME Storage Drive - power is controlled by relay board and "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
\ No newline at end of file
+  * runs [git.solarcene.community](https://git.solarcene.community) Gitea server
+  * bitorrent client
+
+* Hydroponic System (only online in the summer, lights controlled by relay board and "dietpi")
+  * 2 LED light strips (20W total)
+  * Kratky method - 5 netcups growing basil
\ No newline at end of file