diff --git a/homeassistant/components/coolmaster/climate.py b/homeassistant/components/coolmaster/climate.py
index c9f5cff4339..de0a7029ac6 100644
--- a/homeassistant/components/coolmaster/climate.py
+++ b/homeassistant/components/coolmaster/climate.py
@@ -65,7 +65,10 @@ class CoolmasterClimate(CoolmasterEntity, ClimateEntity):
     def supported_features(self) -> ClimateEntityFeature:
         """Return the list of supported features."""
         supported_features = (
-            ClimateEntityFeature.TARGET_TEMPERATURE | ClimateEntityFeature.FAN_MODE
+            ClimateEntityFeature.TARGET_TEMPERATURE
+            | ClimateEntityFeature.FAN_MODE
+            | ClimateEntityFeature.TURN_OFF
+            | ClimateEntityFeature.TURN_ON
         )
         if self.swing_mode:
             supported_features |= ClimateEntityFeature.SWING_MODE