async def async_turn_off(self, **kwargs) -> None:
    'Turn the light off.'
    simple_rgb_color = self._func_channel.simpleRGBColorState
    transition = kwargs.get(ATTR_TRANSITION, 0.5)
    (await self._device.set_rgb_dim_level_with_time(channelIndex=self.channel, rgb=simple_rgb_color, dimLevel=0.0, onTime=0, rampTime=transition))
Turn the light off.
async def async_turn_off(self, **kwargs) -> None:
    
    simple_rgb_color = self._func_channel.simpleRGBColorState
    transition = kwargs.get(ATTR_TRANSITION, 0.5)
    (await self._device.set_rgb_dim_level_with_time(channelIndex=self.channel, rgb=simple_rgb_color, dimLevel=0.0, onTime=0, rampTime=transition))