There is an onboard night light on the iDevices Switch, which can be controlled independently of the electrical plug. The color of the night light can be changed through the iDevices Switch accessory page on the iDevices Connected App.
In the video walk-through below, we're using the night light on Socket as an example:
On iOS devices, you can also ask Siri® to turn the specific night light on or off. For example, "Turn off my Switch night light.”