This is basically an On/Off switch which turns itself off after some configured amount of time.
This can be useful when combined with real devices using the rules engine.
Sets the name of the device. This must be unique
The amount of time, in seconds, before the device will turn itself off.
If checked, inverts the on/off behaviour. The device starts out on and turning it off will trigger timer, and it will turn itself back on after the timer expires.