diff --git a/midealocal/message.py b/midealocal/message.py
index ba782611..95351f93 100644
--- a/midealocal/message.py
+++ b/midealocal/message.py
@@ -14,6 +14,7 @@ class BodyType(IntEnum):
 
     A0 = 0xA0
     A1 = 0xA1
+    A3 = 0xA3
     A4 = 0xA4
     AA = 0xAA
     B0 = 0xB0