diff --git a/custom_components/xiaomi_miot/core/device_customizes.py b/custom_components/xiaomi_miot/core/device_customizes.py
index 7c03b6aea..b175aea28 100644
--- a/custom_components/xiaomi_miot/core/device_customizes.py
+++ b/custom_components/xiaomi_miot/core/device_customizes.py
@@ -2040,6 +2040,11 @@
     'zhimi.airp.meb1:pm10_density': {
         'unit_of_measurement': 'µg/m³',
     },
+    'zhimi.airp.rmb1': {
+        'switch_properties': 'alarm',
+        'select_properties': 'brightness',
+        'number_properties': 'favorite_level',
+    },
     'zhimi.airp.sa4': {
         'switch_properties': 'alarm',
         'number_properties': 'air_purifier_favorite.fan_level,aqi_updata_heartbeat',