diff --git a/homeassistant/components/raincloud/__init__.py b/homeassistant/components/raincloud/__init__.py
index a805024357c..56f1cff2e99 100644
--- a/homeassistant/components/raincloud/__init__.py
+++ b/homeassistant/components/raincloud/__init__.py
@@ -8,13 +8,7 @@ from requests.exceptions import ConnectTimeout, HTTPError
 import voluptuous as vol
 
 from homeassistant.components import persistent_notification
-from homeassistant.const import (
-    CONF_PASSWORD,
-    CONF_SCAN_INTERVAL,
-    CONF_USERNAME,
-    PERCENTAGE,
-    UnitOfTime,
-)
+from homeassistant.const import CONF_PASSWORD, CONF_SCAN_INTERVAL, CONF_USERNAME
 from homeassistant.core import HomeAssistant
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.dispatcher import async_dispatcher_connect, dispatcher_send
@@ -22,18 +16,14 @@ from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.event import track_time_interval
 from homeassistant.helpers.typing import ConfigType
 
+from .const import DATA_RAINCLOUD, SIGNAL_UPDATE_RAINCLOUD
+
 _LOGGER = logging.getLogger(__name__)
 
-ALLOWED_WATERING_TIME = [5, 10, 15, 30, 45, 60]
-
-CONF_WATERING_TIME = "watering_minutes"
-
 NOTIFICATION_ID = "raincloud_notification"
 NOTIFICATION_TITLE = "Rain Cloud Setup"
 
-DATA_RAINCLOUD = "raincloud"
 DOMAIN = "raincloud"
-DEFAULT_WATERING_TIME = 15
 
 KEY_MAP = {
     "auto_watering": "Automatic Watering",
@@ -57,27 +47,9 @@ ICON_MAP = {
     "watering_time": "mdi:water-pump",
 }
 
-UNIT_OF_MEASUREMENT_MAP = {
-    "auto_watering": "",
-    "battery": PERCENTAGE,
-    "is_watering": "",
-    "manual_watering": "",
-    "next_cycle": "",
-    "rain_delay": UnitOfTime.DAYS,
-    "status": "",
-    "watering_time": UnitOfTime.MINUTES,
-}
-
-BINARY_SENSORS = ["is_watering", "status"]
-
-SENSORS = ["battery", "next_cycle", "rain_delay", "watering_time"]
-
-SWITCHES = ["auto_watering", "manual_watering"]
 
 SCAN_INTERVAL = timedelta(seconds=20)
 
-SIGNAL_UPDATE_RAINCLOUD = "raincloud_update"
-
 CONFIG_SCHEMA = vol.Schema(
     {
         DOMAIN: vol.Schema(
diff --git a/homeassistant/components/raincloud/binary_sensor.py b/homeassistant/components/raincloud/binary_sensor.py
index 90ad36985ef..90e8cc99240 100644
--- a/homeassistant/components/raincloud/binary_sensor.py
+++ b/homeassistant/components/raincloud/binary_sensor.py
@@ -16,10 +16,13 @@ import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
-from . import BINARY_SENSORS, DATA_RAINCLOUD, ICON_MAP, RainCloudEntity
+from . import RainCloudEntity
+from .const import DATA_RAINCLOUD, ICON_MAP
 
 _LOGGER = logging.getLogger(__name__)
 
+BINARY_SENSORS = ["is_watering", "status"]
+
 PLATFORM_SCHEMA = BINARY_SENSOR_PLATFORM_SCHEMA.extend(
     {
         vol.Optional(CONF_MONITORED_CONDITIONS, default=list(BINARY_SENSORS)): vol.All(
diff --git a/homeassistant/components/raincloud/const.py b/homeassistant/components/raincloud/const.py
new file mode 100644
index 00000000000..957830ffcc5
--- /dev/null
+++ b/homeassistant/components/raincloud/const.py
@@ -0,0 +1,17 @@
+"""Support for Melnor RainCloud sprinkler water timer."""
+
+DATA_RAINCLOUD = "raincloud"
+
+ICON_MAP = {
+    "auto_watering": "mdi:autorenew",
+    "battery": "",
+    "is_watering": "",
+    "manual_watering": "mdi:water-pump",
+    "next_cycle": "mdi:calendar-clock",
+    "rain_delay": "mdi:weather-rainy",
+    "status": "",
+    "watering_time": "mdi:water-pump",
+}
+
+
+SIGNAL_UPDATE_RAINCLOUD = "raincloud_update"
diff --git a/homeassistant/components/raincloud/sensor.py b/homeassistant/components/raincloud/sensor.py
index 34a7cf73490..6a7a45dbf37 100644
--- a/homeassistant/components/raincloud/sensor.py
+++ b/homeassistant/components/raincloud/sensor.py
@@ -10,23 +10,20 @@ from homeassistant.components.sensor import (
     PLATFORM_SCHEMA as SENSOR_PLATFORM_SCHEMA,
     SensorEntity,
 )
-from homeassistant.const import CONF_MONITORED_CONDITIONS
+from homeassistant.const import CONF_MONITORED_CONDITIONS, PERCENTAGE, UnitOfTime
 from homeassistant.core import HomeAssistant
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.icon import icon_for_battery_level
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
-from . import (
-    DATA_RAINCLOUD,
-    ICON_MAP,
-    SENSORS,
-    UNIT_OF_MEASUREMENT_MAP,
-    RainCloudEntity,
-)
+from . import RainCloudEntity
+from .const import DATA_RAINCLOUD, ICON_MAP
 
 _LOGGER = logging.getLogger(__name__)
 
+SENSORS = ["battery", "next_cycle", "rain_delay", "watering_time"]
+
 PLATFORM_SCHEMA = SENSOR_PLATFORM_SCHEMA.extend(
     {
         vol.Optional(CONF_MONITORED_CONDITIONS, default=list(SENSORS)): vol.All(
@@ -35,6 +32,17 @@ PLATFORM_SCHEMA = SENSOR_PLATFORM_SCHEMA.extend(
     }
 )
 
+UNIT_OF_MEASUREMENT_MAP = {
+    "auto_watering": "",
+    "battery": PERCENTAGE,
+    "is_watering": "",
+    "manual_watering": "",
+    "next_cycle": "",
+    "rain_delay": UnitOfTime.DAYS,
+    "status": "",
+    "watering_time": UnitOfTime.MINUTES,
+}
+
 
 def setup_platform(
     hass: HomeAssistant,
diff --git a/homeassistant/components/raincloud/switch.py b/homeassistant/components/raincloud/switch.py
index 45d0b4f0fc5..47a2de8afaa 100644
--- a/homeassistant/components/raincloud/switch.py
+++ b/homeassistant/components/raincloud/switch.py
@@ -17,17 +17,17 @@ import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
-from . import (
-    ALLOWED_WATERING_TIME,
-    CONF_WATERING_TIME,
-    DATA_RAINCLOUD,
-    DEFAULT_WATERING_TIME,
-    SWITCHES,
-    RainCloudEntity,
-)
+from . import RainCloudEntity
+from .const import DATA_RAINCLOUD
 
 _LOGGER = logging.getLogger(__name__)
 
+ALLOWED_WATERING_TIME = [5, 10, 15, 30, 45, 60]
+CONF_WATERING_TIME = "watering_minutes"
+DEFAULT_WATERING_TIME = 15
+
+SWITCHES = ["auto_watering", "manual_watering"]
+
 PLATFORM_SCHEMA = SWITCH_PLATFORM_SCHEMA.extend(
     {
         vol.Optional(CONF_MONITORED_CONDITIONS, default=list(SWITCHES)): vol.All(