diff --git a/homeassistant/components/yeelight/__init__.py b/homeassistant/components/yeelight/__init__.py
index 1e0fe841cac..c36c7be00fa 100644
--- a/homeassistant/components/yeelight/__init__.py
+++ b/homeassistant/components/yeelight/__init__.py
@@ -2,6 +2,7 @@
 
 from datetime import timedelta
 import logging
+from typing import Optional
 
 import voluptuous as vol
 from yeelight import Bulb, BulbException
@@ -201,8 +202,7 @@ class YeelightDevice:
         self._config = config
         self._ipaddr = ipaddr
         self._name = config.get(CONF_NAME)
-        self._model = config.get(CONF_MODEL)
-        self._bulb_device = Bulb(self.ipaddr, model=self._model)
+        self._bulb_device = Bulb(self.ipaddr, model=config.get(CONF_MODEL))
         self._device_type = None
         self._available = False
         self._initialized = False
@@ -234,8 +234,8 @@ class YeelightDevice:
 
     @property
     def model(self):
-        """Return configured device model."""
-        return self._model
+        """Return configured/autodetected device model."""
+        return self._bulb_device.model
 
     @property
     def is_nightlight_supported(self) -> bool:
@@ -287,6 +287,11 @@ class YeelightDevice:
 
         return self._device_type
 
+    @property
+    def unique_id(self) -> Optional[str]:
+        """Return a unique ID."""
+        return self.bulb.capabilities.get("id")
+
     def turn_on(self, duration=DEFAULT_TRANSITION, light_type=None, power_mode=None):
         """Turn on device."""
         try:
@@ -324,7 +329,20 @@ class YeelightDevice:
 
         return self._available
 
+    def _get_capabilities(self):
+        """Request device capabilities."""
+        try:
+            self.bulb.get_capabilities()
+        except BulbException as ex:
+            _LOGGER.error(
+                "Unable to get device capabilities %s, %s: %s",
+                self.ipaddr,
+                self.name,
+                ex,
+            )
+
     def _initialize_device(self):
+        self._get_capabilities()
         self._initialized = True
         dispatcher_send(self._hass, DEVICE_INITIALIZED, self.ipaddr)
 
@@ -335,8 +353,4 @@ class YeelightDevice:
 
     def setup(self):
         """Fetch initial device properties."""
-        initial_update = self._update_properties()
-
-        # We can build correct class anyway.
-        if not initial_update and self.model:
-            self._initialize_device()
+        self._update_properties()
diff --git a/homeassistant/components/yeelight/binary_sensor.py b/homeassistant/components/yeelight/binary_sensor.py
index 78a20ab0104..cc2145d93b4 100644
--- a/homeassistant/components/yeelight/binary_sensor.py
+++ b/homeassistant/components/yeelight/binary_sensor.py
@@ -1,5 +1,6 @@
 """Sensor platform support for yeelight."""
 import logging
+from typing import Optional
 
 from homeassistant.components.binary_sensor import BinarySensorEntity
 from homeassistant.helpers.dispatcher import async_dispatcher_connect
@@ -38,6 +39,14 @@ class YeelightNightlightModeSensor(BinarySensorEntity):
             )
         )
 
+    @property
+    def unique_id(self) -> Optional[str]:
+        """Return a unique ID."""
+        unique = self._device.unique_id
+
+        if unique:
+            return unique + "-nightlight_sensor"
+
     @property
     def should_poll(self):
         """No polling needed."""
diff --git a/homeassistant/components/yeelight/light.py b/homeassistant/components/yeelight/light.py
index 29f943906d6..e0ece2afdb9 100644
--- a/homeassistant/components/yeelight/light.py
+++ b/homeassistant/components/yeelight/light.py
@@ -1,5 +1,6 @@
 """Light platform support for yeelight."""
 import logging
+from typing import Optional
 
 import voluptuous as vol
 import yeelight
@@ -470,6 +471,12 @@ class YeelightGenericLight(LightEntity):
         """No polling needed."""
         return False
 
+    @property
+    def unique_id(self) -> Optional[str]:
+        """Return a unique ID."""
+
+        return self.device.unique_id
+
     @property
     def available(self) -> bool:
         """Return if bulb is available."""
@@ -902,6 +909,14 @@ class YeelightWithNightLight(
 class YeelightNightLightMode(YeelightGenericLight):
     """Representation of a Yeelight when in nightlight mode."""
 
+    @property
+    def unique_id(self) -> Optional[str]:
+        """Return a unique ID."""
+        unique = super().unique_id
+
+        if unique:
+            return unique + "-nightlight"
+
     @property
     def name(self) -> str:
         """Return the name of the device if any."""
@@ -985,6 +1000,14 @@ class YeelightAmbientLight(YeelightColorLightWithoutNightlightSwitch):
 
         self._light_type = LightType.Ambient
 
+    @property
+    def unique_id(self) -> Optional[str]:
+        """Return a unique ID."""
+        unique = super().unique_id
+
+        if unique:
+            return unique + "-ambilight"
+
     @property
     def name(self) -> str:
         """Return the name of the device if any."""
diff --git a/homeassistant/components/yeelight/manifest.json b/homeassistant/components/yeelight/manifest.json
index ad3022d5d5a..32ccf1c117e 100644
--- a/homeassistant/components/yeelight/manifest.json
+++ b/homeassistant/components/yeelight/manifest.json
@@ -2,7 +2,7 @@
   "domain": "yeelight",
   "name": "Yeelight",
   "documentation": "https://www.home-assistant.io/integrations/yeelight",
-  "requirements": ["yeelight==0.5.1"],
+  "requirements": ["yeelight==0.5.2"],
   "after_dependencies": ["discovery"],
   "codeowners": ["@rytilahti", "@zewelor"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 518e91194ff..5f595e0c5a5 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2224,7 +2224,7 @@ ya_ma==0.3.8
 yalesmartalarmclient==0.1.6
 
 # homeassistant.components.yeelight
-yeelight==0.5.1
+yeelight==0.5.2
 
 # homeassistant.components.yeelightsunflower
 yeelightsunflower==0.0.10