You can view your Smart Home by going to the Smart Home tab on your mobile app. This can be found on the bottom menu bar of your app.
The main Smart Home page displays a list of rooms that you have configured as well as a list of device types.
You can press
You can tap on the tiles under the Room heading to view a list of devices in that room.
Once in the room view you can press on the devices to turn them on or off, you can also press and hold to see more control options for that device.
When interacting with the slider on the more options popup you can press and drag on the slider to change the percentage the device is set to. You can also press on any of the options on the bottom of the options popup.