diff --git a/pyHS100/cli.py b/pyHS100/cli.py
index 0705ab7c..3fd766d3 100755
--- a/pyHS100/cli.py
+++ b/pyHS100/cli.py
@@ -6,13 +6,14 @@ from pprint import pformat as pf
 
 import click
 
+from pyHS100 import Discover, SmartBulb, SmartDevice, SmartStrip
+
+from pyHS100 import SmartPlug  # noqa: E402; noqa: E402
+
 if sys.version_info < (3, 6):
     print("To use this script you need Python 3.6 or newer! got %s" % sys.version_info)
     sys.exit(1)
 
-from pyHS100 import SmartPlug  # noqa: E402
-from pyHS100 import Discover, SmartBulb, SmartDevice, SmartStrip
-
 
 pass_dev = click.make_pass_decorator(SmartDevice)
 
@@ -183,7 +184,7 @@ def state(ctx, dev: SmartDevice):
         )
     )
     if dev.is_strip:
-        for plug in range(dev.plugs):
+        for plug in dev.plugs:  # type: ignore
             is_on = plug.sync.get_is_on()
             alias = plug.sync.get_alias()
             click.echo(
diff --git a/pyHS100/smartbulb.py b/pyHS100/smartbulb.py
index 097e4f57..5dd02071 100644
--- a/pyHS100/smartbulb.py
+++ b/pyHS100/smartbulb.py
@@ -46,16 +46,16 @@ class SmartBulb(SmartDevice):
     if p.sync.is_variable_color_temp():
         # set the color temperature in Kelvin
         p.sync.set_color_temp(3000)
-        
+
         # get the current color temperature
         print(p.sync.get_color_temp())
 
     # check whether the bulb is dimmable
     if p.sync.is_dimmable():
-  
+
     # set the bulb to 50% brightness
     p.sync.set_brightness(50)
-  
+
     # check the current brightness
     print(p.sync.get_brightness())
     ```
@@ -146,7 +146,6 @@ class SmartBulb(SmartDevice):
         :return: hue, saturation and value (degrees, %, %)
         :rtype: tuple
         """
-
         if not await self.is_color():
             raise SmartDeviceException("Bulb does not support color.")
 
@@ -269,7 +268,7 @@ class SmartBulb(SmartDevice):
         info: Dict[str, Any] = {
             "Brightness": await self.get_brightness(),
             "Is dimmable": await self.is_dimmable(),
-        }  # type: Dict[str, Any]
+        }
         if await self.is_variable_color_temp():
             info["Color temperature"] = await self.get_color_temp()
             info["Valid temperature range"] = await self.get_valid_temperature_range()
diff --git a/pyHS100/smartdevice.py b/pyHS100/smartdevice.py
index 79545434..8c3c1d57 100755
--- a/pyHS100/smartdevice.py
+++ b/pyHS100/smartdevice.py
@@ -480,7 +480,7 @@ class SmartDevice:
 
         return {entry["month"]: entry[key] for entry in response}
 
-    async def erase_emeter_stats(self) -> bool:
+    async def erase_emeter_stats(self):
         """Erase energy meter statistics.
 
         :return: True if statistics were deleted
@@ -491,7 +491,7 @@ class SmartDevice:
 
         await self._query_helper(self.emeter_type, "erase_emeter_stat", None)
 
-    async def current_consumption(self) -> Optional[float]:
+    async def current_consumption(self) -> float:
         """Get the current power consumption in Watt.
 
         :return: the current power consumption in Watts.
@@ -588,6 +588,7 @@ class SmartDevice:
 
 class SyncSmartDevice:
     """A synchronous SmartDevice speaker class.
+
     This has the same methods as `SyncSmartDevice`, however, it wraps all async
     methods and call them in a blocking way.
 
diff --git a/pyHS100/smartstrip.py b/pyHS100/smartstrip.py
index ee7d8aeb..17e7d52b 100755
--- a/pyHS100/smartstrip.py
+++ b/pyHS100/smartstrip.py
@@ -98,7 +98,7 @@ class SmartStrip(SmartPlug):
         :return: Strip information dict, keys in user-presentable form.
         :rtype: dict
         """
-        state: Dict[str, Any] = {"LED state": self.led}
+        state: Dict[str, Any] = {"LED state": await self.get_led()}
         for plug in self.plugs:
             if await plug.is_on():
                 state["Plug %s on since" % str(plug)] = await plug.get_on_since()