diff --git a/source/_integrations/romy.markdown b/source/_integrations/romy.markdown
index f4b0300c45c..0de74547c3d 100644
--- a/source/_integrations/romy.markdown
+++ b/source/_integrations/romy.markdown
@@ -35,6 +35,16 @@ Currently supported services are:
 - `stop`
 - `return_to_base`
 
+## Integration entities
+
+The ROMY will add the following binary sensors.
+
+Binary Sensors:
+
+- **Dustbin present**: True if dustbin is inserted.
+- **Robot docked**: True if the robot is docked.
+- **Watertank present**: True if watertank is mounted (only present for ROMY's with wet cleaning function).
+- **Watertank empty**: True if watertank is empty and water infill is required (only present for ROMY's with wet cleaning function).
 
 ## Troubleshooting