delayedswitch
nounUK /dɪˈleɪd swɪtʃ/
US /dɪˈleɪd swɪtʃ/
A delayed switch is a switch that turns on or off a little later than when you press it.
The lamp has a delayed switch, so it stays on for a minute after you turn it off.
OTHER MEANINGS
2. A setting that makes a change happen after a short wait.
He set a delayed switch so the fan would start after ten minutes.
3. A planned change that is held back until a later time.
The delayed switch to the new schedule gave everyone extra time to prepare.
4. A device that waits before changing a signal from one state to another.
The delayed switch kept the light on until the timer ran out.