Update README.md

Author: eriknn

README.md

@@ -2,7 +2,7 @@
 
 ## Installation
 
-Download using HACS or manually put it in the custom_components folder.
+Download using HACS (manually add repo) or manually put it in the custom_components folder.
 
 ## Supported devices
 
@@ -16,8 +16,9 @@ If you've got other fans of the same'ish type, just give it a go and let me know
 
 ## Add device
 
-The integration supports discovery of devices, so any fans should be automatically discovered.
-If not you may try to add it manually through the integration configuration.
+The integration supports discovery of devices, but only for Calima (until someone tells me how I can add multiple device-types in manifest "local_name", or if there's another way...
+If discovery doesn't work you may try to add it manually through the integration configuration.
+PIN code is necessary to allow commands to be sent. For the Calima, you'll find this written on the fan motor (remove rrom base)
 
 ## Sensor data