diff --git a/README.md b/README.md
index 8bc452c..63c4f81 100644
--- a/README.md
+++ b/README.md
@@ -418,6 +418,7 @@ This integration was tested on following vacuums:
    - `roborock.vacuum.a08` (Roborock S6 Pure)
    - `roborock.vacuum.a10` (Roborock S6 MaxV)
    - `roborock.vacuum.a15` (Roborock S7)
+   - `roborock.vacuum.a27` (Roborock S7 MaxV)
  - Viomi map format:
    - `viomi.vacuum.v6` (Viomi Vacuum V2 Pro, Xiaomi Mijia STYJ02YM, Mi Robot Vacuum Mop Pro)
    - `viomi.vacuum.v7` (Mi Robot Vacuum-Mop Pro)