diff --git a/README.md b/README.md
index 8ddc66d..68cebf9 100644
--- a/README.md
+++ b/README.md
@@ -113,6 +113,7 @@ Name | Default | Description
 :--- | :--- | :--- 
 **Beep** | True | Enable beep on setting changes.
 **Temperature Step** | 1.0 | Step size for temperature set point.
+**Fan Speed Step** | 1 | Step size for custom fan speeds.
 **Use Fan-only Workaround** | False | Enable this option if device updates cause the device to turn on and switch to fan-only.
 **Show All Presets** | False | Show all presets regardless of device's reported capabilities.
 **Additional Operation Modes** | Empty | Additional HVAC modes to make available in case the device's capabilities are incorrect.
diff --git a/custom_components/midea_ac/config_flow.py b/custom_components/midea_ac/config_flow.py
index 450b151..8dd0e9b 100644
--- a/custom_components/midea_ac/config_flow.py
+++ b/custom_components/midea_ac/config_flow.py
@@ -14,7 +14,8 @@
 from msmart.discover import Discover
 from msmart.lan import AuthenticationError
 
-from .const import (CONF_ADDITIONAL_OPERATION_MODES, CONF_BEEP, CONF_KEY,
+from .const import (CONF_ADDITIONAL_OPERATION_MODES, CONF_BEEP,
+                    CONF_FAN_SPEED_STEP, CONF_KEY,
                     CONF_MAX_CONNECTION_LIFETIME, CONF_SHOW_ALL_PRESETS,
                     CONF_TEMP_STEP, CONF_USE_ALTERNATE_ENERGY_FORMAT,
                     CONF_USE_FAN_ONLY_WORKAROUND, DOMAIN)
@@ -22,6 +23,7 @@
 _DEFAULT_OPTIONS = {
     CONF_BEEP: True,
     CONF_TEMP_STEP: 1.0,
+    CONF_FAN_SPEED_STEP: 1,
     CONF_USE_FAN_ONLY_WORKAROUND: False,
     CONF_SHOW_ALL_PRESETS: False,
     CONF_ADDITIONAL_OPERATION_MODES: None,
@@ -232,6 +234,8 @@ async def async_step_init(self, user_input=None) -> FlowResult:
                          default=options.get(CONF_BEEP, True)): cv.boolean,
             vol.Optional(CONF_TEMP_STEP,
                          default=options.get(CONF_TEMP_STEP, 1.0)): vol.All(vol.Coerce(float), vol.Range(min=0.5, max=5)),
+            vol.Optional(CONF_FAN_SPEED_STEP,
+                         default=options.get(CONF_FAN_SPEED_STEP, 1)): vol.All(vol.Coerce(float), vol.Range(min=1, max=20)),
             vol.Optional(CONF_USE_FAN_ONLY_WORKAROUND,
                          default=options.get(CONF_USE_FAN_ONLY_WORKAROUND, False)): cv.boolean,
             vol.Optional(CONF_SHOW_ALL_PRESETS,
diff --git a/custom_components/midea_ac/const.py b/custom_components/midea_ac/const.py
index cd244b6..00bce68 100644
--- a/custom_components/midea_ac/const.py
+++ b/custom_components/midea_ac/const.py
@@ -3,6 +3,7 @@
 CONF_KEY = "k1"
 CONF_BEEP = "prompt_tone"
 CONF_TEMP_STEP = "temp_step"
+CONF_FAN_SPEED_STEP = "fan_speed_step"
 CONF_USE_FAN_ONLY_WORKAROUND = "use_fan_only_workaround"
 CONF_ADDITIONAL_OPERATION_MODES = "additional_operation_modes"
 CONF_SHOW_ALL_PRESETS = "show_all_presets"
diff --git a/custom_components/midea_ac/number.py b/custom_components/midea_ac/number.py
index d921880..b614364 100644
--- a/custom_components/midea_ac/number.py
+++ b/custom_components/midea_ac/number.py
@@ -10,7 +10,7 @@
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from msmart.device import AirConditioner as AC
 
-from .const import DOMAIN
+from .const import CONF_FAN_SPEED_STEP, DOMAIN
 from .coordinator import MideaCoordinatorEntity, MideaDeviceUpdateCoordinator
 
 _LOGGER = logging.getLogger(__name__)
@@ -30,7 +30,10 @@ async def async_setup_entry(
 
     # Create entity if supported
     if coordinator.device.supports_custom_fan_speed:
-        add_entities([MideaFanSpeedNumber(coordinator)])
+        add_entities([MideaFanSpeedNumber(
+            coordinator,
+            config_entry.options.get(CONF_FAN_SPEED_STEP, 1)
+        )])
 
 
 class MideaFanSpeedNumber(MideaCoordinatorEntity, NumberEntity):
@@ -38,9 +41,14 @@ class MideaFanSpeedNumber(MideaCoordinatorEntity, NumberEntity):
 
     _attr_translation_key = "fan_speed"
 
-    def __init__(self, coordinator: MideaDeviceUpdateCoordinator) -> None:
+    def __init__(self,
+                 coordinator: MideaDeviceUpdateCoordinator,
+                 step_size: float = 1
+                 ) -> None:
         MideaCoordinatorEntity.__init__(self, coordinator)
 
+        self._step_size = step_size
+
     @property
     def device_info(self) -> dict:
         """Return info for device registry."""
@@ -75,7 +83,12 @@ def native_max_value(self) -> float:
 
     @property
     def native_min_value(self) -> float:
-        return 1
+        # Use step size as minimum to ensure steps are nice and round
+        return self._step_size
+
+    @property
+    def native_step(self) -> float:
+        return self._step_size
 
     @property
     def native_value(self) -> float:
diff --git a/custom_components/midea_ac/translations/en.json b/custom_components/midea_ac/translations/en.json
index e80c4d1..55032ae 100644
--- a/custom_components/midea_ac/translations/en.json
+++ b/custom_components/midea_ac/translations/en.json
@@ -46,6 +46,7 @@
         "data": {
           "prompt_tone": "Enable Beep",
           "temp_step": "Temperature Step",
+          "fan_speed_step": "Fan Speed Step",
           "use_fan_only_workaround": "Use Fan-only Workaround",
           "show_all_presets": "Show All Presets",
           "additional_operation_modes": "Additional Operation Modes",
@@ -54,6 +55,7 @@
         },
         "data_description": {
           "temp_step": "Step size for temperature set point",
+          "fan_speed_step": "Step size for custom fan speeds",
           "additional_operation_modes": "Specify additional operational modes",
           "max_connection_lifetime": "Maximum time in seconds a connection will be used (30 second minimum)"
         }