diff --git a/.coveragerc b/.coveragerc
index f16666609bb..a3e2294e5ab 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1315,6 +1315,9 @@ omit =
     homeassistant/components/waze_travel_time/sensor.py
     homeassistant/components/wiffi/*
     homeassistant/components/wirelesstag/*
+    homeassistant/components/wiz/__init__.py
+    homeassistant/components/wiz/const.py
+    homeassistant/components/wiz/light.py
     homeassistant/components/wolflink/__init__.py
     homeassistant/components/wolflink/sensor.py
     homeassistant/components/wolflink/const.py
diff --git a/CODEOWNERS b/CODEOWNERS
index cb2573eedb8..b7391dbc823 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -1065,6 +1065,8 @@ tests/components/wilight/* @leofig-rj
 homeassistant/components/wirelesstag/* @sergeymaysak
 homeassistant/components/withings/* @vangorra
 tests/components/withings/* @vangorra
+homeassistant/components/wiz/* @sbidy
+tests/components/wiz/* @sbidy
 homeassistant/components/wled/* @frenck
 tests/components/wled/* @frenck
 homeassistant/components/wolflink/* @adamkrol93
diff --git a/homeassistant/components/wiz/__init__.py b/homeassistant/components/wiz/__init__.py
new file mode 100644
index 00000000000..ec0979877cc
--- /dev/null
+++ b/homeassistant/components/wiz/__init__.py
@@ -0,0 +1,52 @@
+"""WiZ Platform integration."""
+from dataclasses import dataclass
+import logging
+
+from pywizlight import wizlight
+from pywizlight.exceptions import WizLightConnectionError, WizLightTimeOutError
+
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import CONF_HOST
+from homeassistant.core import HomeAssistant
+from homeassistant.exceptions import ConfigEntryNotReady
+
+from .const import DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+PLATFORMS = ["light"]
+
+
+async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    """Set up the wiz integration from a config entry."""
+    ip_address = entry.data.get(CONF_HOST)
+    _LOGGER.debug("Get bulb with IP: %s", ip_address)
+    try:
+        bulb = wizlight(ip_address)
+        scenes = await bulb.getSupportedScenes()
+        await bulb.getMac()
+    except (
+        WizLightTimeOutError,
+        WizLightConnectionError,
+        ConnectionRefusedError,
+    ) as err:
+        raise ConfigEntryNotReady from err
+
+    hass.data.setdefault(DOMAIN, {})[entry.entry_id] = WizData(bulb=bulb, scenes=scenes)
+    hass.config_entries.async_setup_platforms(entry, PLATFORMS)
+    return True
+
+
+async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    """Unload a config entry."""
+    if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
+        hass.data[DOMAIN].pop(entry.entry_id)
+    return unload_ok
+
+
+@dataclass
+class WizData:
+    """Data for the wiz integration."""
+
+    bulb: wizlight
+    scenes: list
diff --git a/homeassistant/components/wiz/config_flow.py b/homeassistant/components/wiz/config_flow.py
new file mode 100644
index 00000000000..dbe17adac00
--- /dev/null
+++ b/homeassistant/components/wiz/config_flow.py
@@ -0,0 +1,52 @@
+"""Config flow for WiZ Platform."""
+import logging
+
+from pywizlight import wizlight
+from pywizlight.exceptions import WizLightConnectionError, WizLightTimeOutError
+import voluptuous as vol
+
+from homeassistant import config_entries
+from homeassistant.const import CONF_HOST, CONF_NAME
+
+from .const import DEFAULT_NAME, DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+STEP_USER_DATA_SCHEMA = vol.Schema(
+    {
+        vol.Required(CONF_HOST): str,
+        vol.Optional(CONF_NAME, default=DEFAULT_NAME): str,
+    }
+)
+
+
+class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
+    """Handle a config flow for WiZ."""
+
+    VERSION = 1
+
+    async def async_step_user(self, user_input=None):
+        """Handle a flow initialized by the user."""
+        errors = {}
+        if user_input is not None:
+            bulb = wizlight(user_input[CONF_HOST])
+            try:
+                mac = await bulb.getMac()
+            except WizLightTimeOutError:
+                errors["base"] = "bulb_time_out"
+            except ConnectionRefusedError:
+                errors["base"] = "cannot_connect"
+            except WizLightConnectionError:
+                errors["base"] = "no_wiz_light"
+            except Exception:  # pylint: disable=broad-except
+                _LOGGER.exception("Unexpected exception")
+                errors["base"] = "unknown"
+            else:
+                await self.async_set_unique_id(mac)
+                self._abort_if_unique_id_configured()
+                return self.async_create_entry(
+                    title=user_input[CONF_NAME], data=user_input
+                )
+        return self.async_show_form(
+            step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
+        )
diff --git a/homeassistant/components/wiz/const.py b/homeassistant/components/wiz/const.py
new file mode 100644
index 00000000000..30b3efb11d4
--- /dev/null
+++ b/homeassistant/components/wiz/const.py
@@ -0,0 +1,4 @@
+"""Constants for the WiZ Platform integration."""
+
+DOMAIN = "wiz"
+DEFAULT_NAME = "WiZ"
diff --git a/homeassistant/components/wiz/light.py b/homeassistant/components/wiz/light.py
new file mode 100644
index 00000000000..6efacfb8b95
--- /dev/null
+++ b/homeassistant/components/wiz/light.py
@@ -0,0 +1,348 @@
+"""WiZ integration."""
+from __future__ import annotations
+
+from datetime import timedelta
+import logging
+
+from pywizlight import PilotBuilder, wizlight
+from pywizlight.bulblibrary import BulbClass, BulbType
+from pywizlight.exceptions import WizLightNotKnownBulb, WizLightTimeOutError
+from pywizlight.rgbcw import convertHSfromRGBCW
+from pywizlight.scenes import get_id_from_scene_name
+
+from homeassistant.components.light import (
+    ATTR_BRIGHTNESS,
+    ATTR_COLOR_TEMP,
+    ATTR_EFFECT,
+    ATTR_HS_COLOR,
+    ATTR_RGB_COLOR,
+    SUPPORT_BRIGHTNESS,
+    SUPPORT_COLOR,
+    SUPPORT_COLOR_TEMP,
+    SUPPORT_EFFECT,
+    LightEntity,
+)
+from homeassistant.const import CONF_NAME
+from homeassistant.helpers.device_registry import CONNECTION_NETWORK_MAC
+import homeassistant.util.color as color_utils
+
+from .const import DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+SUPPORT_FEATURES_RGB = (
+    SUPPORT_BRIGHTNESS | SUPPORT_COLOR | SUPPORT_COLOR_TEMP | SUPPORT_EFFECT
+)
+
+
+# set poll interval to 15 sec because of changes from external to the bulb
+SCAN_INTERVAL = timedelta(seconds=15)
+
+
+async def async_setup_entry(hass, entry, async_add_entities):
+    """Set up the WiZ Platform from config_flow."""
+    # Assign configuration variables.
+    wiz_data = hass.data[DOMAIN][entry.entry_id]
+    wizbulb = WizBulbEntity(wiz_data.bulb, entry.data.get(CONF_NAME), wiz_data.scenes)
+    # Add devices with defined name
+    async_add_entities([wizbulb], update_before_add=True)
+    return True
+
+
+class WizBulbEntity(LightEntity):
+    """Representation of WiZ Light bulb."""
+
+    def __init__(self, light: wizlight, name, scenes):
+        """Initialize an WiZLight."""
+        self._light = light
+        self._state = None
+        self._brightness = None
+        self._attr_name = name
+        self._rgb_color = None
+        self._temperature = None
+        self._hscolor = None
+        self._available = None
+        self._effect = None
+        self._scenes: list[str] = scenes
+        self._bulbtype: BulbType = light.bulbtype
+        self._mac = light.mac
+        self._attr_unique_id = light.mac
+        # new init states
+        self._attr_min_mireds = self.get_min_mireds()
+        self._attr_max_mireds = self.get_max_mireds()
+        self._attr_supported_features = self.get_supported_features()
+
+    @property
+    def brightness(self):
+        """Return the brightness of the light."""
+        return self._brightness
+
+    @property
+    def rgb_color(self):
+        """Return the color property."""
+        return self._rgb_color
+
+    @property
+    def hs_color(self):
+        """Return the hs color value."""
+        return self._hscolor
+
+    @property
+    def is_on(self):
+        """Return true if light is on."""
+        return self._state
+
+    async def async_turn_on(self, **kwargs):
+        """Instruct the light to turn on."""
+        brightness = None
+
+        if ATTR_BRIGHTNESS in kwargs:
+            brightness = kwargs.get(ATTR_BRIGHTNESS)
+
+        if ATTR_RGB_COLOR in kwargs:
+            pilot = PilotBuilder(rgb=kwargs.get(ATTR_RGB_COLOR), brightness=brightness)
+
+        if ATTR_HS_COLOR in kwargs:
+            pilot = PilotBuilder(
+                hucolor=(kwargs[ATTR_HS_COLOR][0], kwargs[ATTR_HS_COLOR][1]),
+                brightness=brightness,
+            )
+        else:
+            colortemp = None
+            if ATTR_COLOR_TEMP in kwargs:
+                kelvin = color_utils.color_temperature_mired_to_kelvin(
+                    kwargs[ATTR_COLOR_TEMP]
+                )
+                colortemp = kelvin
+                _LOGGER.debug(
+                    "[wizlight %s] kelvin changed and send to bulb: %s",
+                    self._light.ip,
+                    colortemp,
+                )
+
+            sceneid = None
+            if ATTR_EFFECT in kwargs:
+                sceneid = get_id_from_scene_name(kwargs[ATTR_EFFECT])
+
+            if sceneid == 1000:  # rhythm
+                pilot = PilotBuilder()
+            else:
+                pilot = PilotBuilder(
+                    brightness=brightness, colortemp=colortemp, scene=sceneid
+                )
+                _LOGGER.debug(
+                    "[wizlight %s] Pilot will be send with brightness=%s, colortemp=%s, scene=%s",
+                    self._light.ip,
+                    brightness,
+                    colortemp,
+                    sceneid,
+                )
+
+            sceneid = None
+            if ATTR_EFFECT in kwargs:
+                sceneid = get_id_from_scene_name(kwargs[ATTR_EFFECT])
+
+            if sceneid == 1000:  # rhythm
+                pilot = PilotBuilder()
+            else:
+                pilot = PilotBuilder(
+                    brightness=brightness, colortemp=colortemp, scene=sceneid
+                )
+
+        await self._light.turn_on(pilot)
+
+    async def async_turn_off(self, **kwargs):
+        """Instruct the light to turn off."""
+        await self._light.turn_off()
+
+    @property
+    def color_temp(self):
+        """Return the CT color value in mireds."""
+        return self._temperature
+
+    def get_min_mireds(self) -> int:
+        """Return the coldest color_temp that this light supports."""
+        if self._bulbtype is None:
+            return color_utils.color_temperature_kelvin_to_mired(6500)
+        # DW bulbs have no kelvin
+        if self._bulbtype.bulb_type == BulbClass.DW:
+            return 0
+        # If bulbtype is TW or RGB then return the kelvin value
+        try:
+            return color_utils.color_temperature_kelvin_to_mired(
+                self._bulbtype.kelvin_range.max
+            )
+        except WizLightNotKnownBulb:
+            _LOGGER.debug("Kelvin is not present in the library. Fallback to 6500")
+            return color_utils.color_temperature_kelvin_to_mired(6500)
+
+    def get_max_mireds(self) -> int:
+        """Return the warmest color_temp that this light supports."""
+        if self._bulbtype is None:
+            return color_utils.color_temperature_kelvin_to_mired(2200)
+        # DW bulbs have no kelvin
+        if self._bulbtype.bulb_type == BulbClass.DW:
+            return 0
+        # If bulbtype is TW or RGB then return the kelvin value
+        try:
+            return color_utils.color_temperature_kelvin_to_mired(
+                self._bulbtype.kelvin_range.min
+            )
+        except WizLightNotKnownBulb:
+            _LOGGER.debug("Kelvin is not present in the library. Fallback to 2200")
+            return color_utils.color_temperature_kelvin_to_mired(2200)
+
+    def get_supported_features(self) -> int:
+        """Flag supported features."""
+        if not self._bulbtype:
+            # fallback
+            return SUPPORT_FEATURES_RGB
+        features = 0
+        try:
+            # Map features for better reading
+            if self._bulbtype.features.brightness:
+                features = features | SUPPORT_BRIGHTNESS
+            if self._bulbtype.features.color:
+                features = features | SUPPORT_COLOR
+            if self._bulbtype.features.effect:
+                features = features | SUPPORT_EFFECT
+            if self._bulbtype.features.color_tmp:
+                features = features | SUPPORT_COLOR_TEMP
+            return features
+        except WizLightNotKnownBulb:
+            _LOGGER.warning(
+                "Bulb is not present in the library. Fallback to full feature"
+            )
+            return SUPPORT_FEATURES_RGB
+
+    @property
+    def effect(self):
+        """Return the current effect."""
+        return self._effect
+
+    @property
+    def effect_list(self):
+        """Return the list of supported effects.
+
+        URL: https://docs.pro.wizconnected.com/#light-modes
+        """
+        return self._scenes
+
+    @property
+    def available(self):
+        """Return if light is available."""
+        return self._available
+
+    async def async_update(self):
+        """Fetch new state data for this light."""
+        await self.update_state()
+
+        if self._state is not None and self._state is not False:
+            self.update_brightness()
+            self.update_temperature()
+            self.update_color()
+            self.update_effect()
+
+    @property
+    def device_info(self):
+        """Get device specific attributes."""
+        return {
+            "connections": {(CONNECTION_NETWORK_MAC, self._mac)},
+            "name": self._attr_name,
+            "manufacturer": "WiZ Light Platform",
+            "model": self._bulbtype.name,
+        }
+
+    def update_state_available(self):
+        """Update the state if bulb is available."""
+        self._state = self._light.status
+        self._available = True
+
+    def update_state_unavailable(self):
+        """Update the state if bulb is unavailable."""
+        self._state = False
+        self._available = False
+
+    async def update_state(self):
+        """Update the state."""
+        try:
+            await self._light.updateState()
+        except (ConnectionRefusedError, TimeoutError, WizLightTimeOutError) as ex:
+            _LOGGER.debug(ex)
+            self.update_state_unavailable()
+        else:
+            if self._light.state is None:
+                self.update_state_unavailable()
+            else:
+                self.update_state_available()
+        _LOGGER.debug(
+            "[wizlight %s] updated state: %s and available: %s",
+            self._light.ip,
+            self._state,
+            self._available,
+        )
+
+    def update_brightness(self):
+        """Update the brightness."""
+        if self._light.state.get_brightness() is None:
+            return
+        brightness = self._light.state.get_brightness()
+        if 0 <= int(brightness) <= 255:
+            self._brightness = int(brightness)
+        else:
+            _LOGGER.error(
+                "Received invalid brightness : %s. Expected: 0-255", brightness
+            )
+            self._brightness = None
+
+    def update_temperature(self):
+        """Update the temperature."""
+        colortemp = self._light.state.get_colortemp()
+        if colortemp is None or colortemp == 0:
+            self._temperature = None
+            return
+
+        _LOGGER.debug(
+            "[wizlight %s] kelvin from the bulb: %s", self._light.ip, colortemp
+        )
+        temperature = color_utils.color_temperature_kelvin_to_mired(colortemp)
+        self._temperature = temperature
+
+    def update_color(self):
+        """Update the hs color."""
+        colortemp = self._light.state.get_colortemp()
+        if colortemp is not None and colortemp != 0:
+            self._hscolor = None
+            return
+        if self._light.state.get_rgb() is None:
+            return
+
+        rgb = self._light.state.get_rgb()
+        if rgb[0] is None:
+            # this is the case if the temperature was changed
+            # do nothing until the RGB color was changed
+            return
+        warmwhite = self._light.state.get_warm_white()
+        if warmwhite is None:
+            return
+        self._hscolor = convertHSfromRGBCW(rgb, warmwhite)
+
+    def update_effect(self):
+        """Update the bulb scene."""
+        self._effect = self._light.state.get_scene()
+
+    async def get_bulb_type(self):
+        """Get the bulb type."""
+        if self._bulbtype is not None:
+            return self._bulbtype
+        try:
+            self._bulbtype = await self._light.get_bulbtype()
+            _LOGGER.info(
+                "[wizlight %s] Initiate the WiZ bulb as %s",
+                self._light.ip,
+                self._bulbtype.name,
+            )
+        except WizLightTimeOutError:
+            _LOGGER.debug(
+                "[wizlight %s] Bulbtype update failed - Timeout", self._light.ip
+            )
diff --git a/homeassistant/components/wiz/manifest.json b/homeassistant/components/wiz/manifest.json
new file mode 100644
index 00000000000..ca50cd8c7e2
--- /dev/null
+++ b/homeassistant/components/wiz/manifest.json
@@ -0,0 +1,13 @@
+{
+  "domain": "wiz",
+  "name": "WiZ",
+  "config_flow": true,
+  "documentation": "https://www.home-assistant.io/integrations/wiz",
+  "requirements": [
+    "pywizlight==0.4.15"
+  ],
+  "iot_class": "local_polling",
+  "codeowners": [
+    "@sbidy"
+  ]
+}
\ No newline at end of file
diff --git a/homeassistant/components/wiz/strings.json b/homeassistant/components/wiz/strings.json
new file mode 100644
index 00000000000..59e6d18c179
--- /dev/null
+++ b/homeassistant/components/wiz/strings.json
@@ -0,0 +1,26 @@
+{
+  "config": {
+    "step": {
+      "user": {
+        "data": {
+          "host": "[%key:common::config_flow::data::host%]",
+          "name": "[%key:common::config_flow::data::name%]"
+        },
+        "description": "Please enter a hostname or IP address and name to add a new bulb:"
+      },
+      "confirm": {
+        "description": "[%key:common::config_flow::description::confirm_setup%]"
+      }
+    },
+    "error": {
+      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]",
+      "unknown": "[%key:common::config_flow::error::unknown%]",
+      "bulb_time_out": "Can not connect to the bulb. Maybe the bulb is offline or a wrong IP/host was entered. Please turn on the light and try again!",
+      "no_wiz_light": "The bulb can not be connected via WiZ Platform integration."
+    },
+    "abort": {
+      "no_devices_found": "[%key:common::config_flow::abort::no_devices_found%]",
+      "already_configured": "[%key:common::config_flow::abort::already_configured_device%]"
+    }
+  }
+}
\ No newline at end of file
diff --git a/homeassistant/components/wiz/translations/en.json b/homeassistant/components/wiz/translations/en.json
new file mode 100644
index 00000000000..7d95281e14a
--- /dev/null
+++ b/homeassistant/components/wiz/translations/en.json
@@ -0,0 +1,26 @@
+{
+    "config": {
+        "abort": {
+            "already_configured": "Device is already configured",
+            "no_devices_found": "No devices found on the network"
+        },
+        "error": {
+            "bulb_time_out": "Can not connect to the bulb. Maybe the bulb is offline or a wrong IP/host was entered. Please turn on the light and try again!",
+            "cannot_connect": "Failed to connect",
+            "no_wiz_light": "The bulb can not be connected via WiZ Platform integration.",
+            "unknown": "Unexpected error"
+        },
+        "step": {
+            "confirm": {
+                "description": "Do you want to add a new Bulb?"
+            },
+            "user": {
+                "data": {
+                    "host": "Hostname or IP",
+                    "name": "Name"
+                },
+                "description": "Please enter a hostname or IP address and name to add a new bulb:"
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/homeassistant/generated/config_flows.py b/homeassistant/generated/config_flows.py
index 365aa903b09..c521bd85e3e 100644
--- a/homeassistant/generated/config_flows.py
+++ b/homeassistant/generated/config_flows.py
@@ -365,6 +365,7 @@ FLOWS = [
     "wiffi",
     "wilight",
     "withings",
+    "wiz",
     "wled",
     "wolflink",
     "xbox",
diff --git a/requirements_all.txt b/requirements_all.txt
index 52f3b1eb58b..30f4abb1a34 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2053,6 +2053,9 @@ pywemo==0.7.0
 # homeassistant.components.wilight
 pywilight==0.0.70
 
+# homeassistant.components.wiz
+pywizlight==0.4.15
+
 # homeassistant.components.xeoma
 pyxeoma==1.4.1
 
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 946187fec5f..ab5bab95f90 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1275,6 +1275,9 @@ pywemo==0.7.0
 # homeassistant.components.wilight
 pywilight==0.0.70
 
+# homeassistant.components.wiz
+pywizlight==0.4.15
+
 # homeassistant.components.zerproc
 pyzerproc==0.4.8
 
diff --git a/tests/components/wiz/__init__.py b/tests/components/wiz/__init__.py
new file mode 100644
index 00000000000..c2f67982b84
--- /dev/null
+++ b/tests/components/wiz/__init__.py
@@ -0,0 +1,61 @@
+"""Tests for the WiZ Platform integration."""
+
+import json
+
+from homeassistant.components.wiz.const import DOMAIN
+from homeassistant.const import CONF_IP_ADDRESS, CONF_NAME
+from homeassistant.helpers.typing import HomeAssistantType
+
+from tests.common import MockConfigEntry
+
+FAKE_BULB_CONFIG = json.loads(
+    '{"method":"getSystemConfig","env":"pro","result":\
+    {"mac":"ABCABCABCABC",\
+    "homeId":653906,\
+    "roomId":989983,\
+    "moduleName":"ESP_0711_STR",\
+    "fwVersion":"1.21.0",\
+    "groupId":0,"drvConf":[20,2],\
+    "ewf":[255,0,255,255,0,0,0],\
+    "ewfHex":"ff00ffff000000",\
+    "ping":0}}'
+)
+
+REAL_BULB_CONFIG = json.loads(
+    '{"method":"getSystemConfig","env":"pro","result":\
+    {"mac":"ABCABCABCABC",\
+    "homeId":653906,\
+    "roomId":989983,\
+    "moduleName":"ESP01_SHRGB_03",\
+    "fwVersion":"1.21.0",\
+    "groupId":0,"drvConf":[20,2],\
+    "ewf":[255,0,255,255,0,0,0],\
+    "ewfHex":"ff00ffff000000",\
+    "ping":0}}'
+)
+
+TEST_SYSTEM_INFO = {"id": "ABCABCABCABC", "name": "Test Bulb"}
+
+TEST_CONNECTION = {CONF_IP_ADDRESS: "1.1.1.1", CONF_NAME: "Test Bulb"}
+
+
+async def setup_integration(
+    hass: HomeAssistantType,
+) -> MockConfigEntry:
+    """Mock ConfigEntry in Home Assistant."""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        unique_id=TEST_SYSTEM_INFO["id"],
+        data={
+            CONF_IP_ADDRESS: "127.0.0.1",
+            CONF_NAME: TEST_SYSTEM_INFO["name"],
+        },
+    )
+
+    entry.add_to_hass(hass)
+
+    await hass.config_entries.async_setup(entry.entry_id)
+    await hass.async_block_till_done()
+
+    return entry
diff --git a/tests/components/wiz/test_config_flow.py b/tests/components/wiz/test_config_flow.py
new file mode 100644
index 00000000000..e08ca87a389
--- /dev/null
+++ b/tests/components/wiz/test_config_flow.py
@@ -0,0 +1,128 @@
+"""Test the WiZ Platform config flow."""
+from unittest.mock import patch
+
+import pytest
+
+from homeassistant import config_entries
+from homeassistant.components.wiz.config_flow import (
+    WizLightConnectionError,
+    WizLightTimeOutError,
+)
+from homeassistant.components.wiz.const import DOMAIN
+from homeassistant.const import CONF_HOST, CONF_NAME
+
+from tests.common import MockConfigEntry
+
+FAKE_BULB_CONFIG = '{"method":"getSystemConfig","env":"pro","result":\
+    {"mac":"ABCABCABCABC",\
+    "homeId":653906,\
+    "roomId":989983,\
+    "moduleName":"ESP_0711_STR",\
+    "fwVersion":"1.21.0",\
+    "groupId":0,"drvConf":[20,2],\
+    "ewf":[255,0,255,255,0,0,0],\
+    "ewfHex":"ff00ffff000000",\
+    "ping":0}}'
+
+TEST_SYSTEM_INFO = {"id": "ABCABCABCABC", "name": "Test Bulb"}
+
+
+TEST_CONNECTION = {CONF_HOST: "1.1.1.1", CONF_NAME: "Test Bulb"}
+
+TEST_NO_IP = {CONF_HOST: "this is no IP input", CONF_NAME: "Test Bulb"}
+
+
+async def test_form(hass):
+    """Test we get the form."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+    assert result["type"] == "form"
+    assert result["errors"] == {}
+    # Patch functions
+    with patch(
+        "homeassistant.components.wiz.wizlight.getBulbConfig",
+        return_value=FAKE_BULB_CONFIG,
+    ), patch(
+        "homeassistant.components.wiz.wizlight.getMac",
+        return_value="ABCABCABCABC",
+    ) as mock_setup, patch(
+        "homeassistant.components.wiz.async_setup_entry",
+        return_value=True,
+    ) as mock_setup_entry:
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            TEST_CONNECTION,
+        )
+        await hass.async_block_till_done()
+
+    assert result2["type"] == "create_entry"
+    assert result2["title"] == "Test Bulb"
+    assert result2["data"] == TEST_CONNECTION
+    assert len(mock_setup.mock_calls) == 1
+    assert len(mock_setup_entry.mock_calls) == 1
+
+
+@pytest.mark.parametrize(
+    "side_effect, error_base",
+    [
+        (WizLightTimeOutError, "bulb_time_out"),
+        (WizLightConnectionError, "no_wiz_light"),
+        (Exception, "unknown"),
+        (ConnectionRefusedError, "cannot_connect"),
+    ],
+)
+async def test_user_form_exceptions(hass, side_effect, error_base):
+    """Test all user exceptions in the flow."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+
+    with patch(
+        "homeassistant.components.wiz.wizlight.getBulbConfig",
+        side_effect=side_effect,
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            TEST_CONNECTION,
+        )
+
+    assert result2["type"] == "form"
+    assert result2["errors"] == {"base": error_base}
+
+
+async def test_form_updates_unique_id(hass):
+    """Test a duplicate id aborts and updates existing entry."""
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        unique_id=TEST_SYSTEM_INFO["id"],
+        data={
+            CONF_HOST: "dummy",
+            CONF_NAME: TEST_SYSTEM_INFO["name"],
+            "id": TEST_SYSTEM_INFO["id"],
+        },
+    )
+
+    entry.add_to_hass(hass)
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+    with patch(
+        "homeassistant.components.wiz.wizlight.getBulbConfig",
+        return_value=FAKE_BULB_CONFIG,
+    ), patch(
+        "homeassistant.components.wiz.wizlight.getMac",
+        return_value="ABCABCABCABC",
+    ), patch(
+        "homeassistant.components.wiz.async_setup_entry",
+        return_value=True,
+    ):
+        result2 = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            TEST_CONNECTION,
+        )
+        await hass.async_block_till_done()
+
+    assert result2["type"] == "abort"
+    assert result2["reason"] == "already_configured"