This is especially true with light fixtures that use incandescent light bulbs. This one by wemo will calibrate itself to any type of light bulb.
7 Smart Switches That Won T F Up Your Smart Bulbs Cnet
Light switch turns off by itself. A manual mains switch with a coil inside that will flip it to the off position following the application of 5v for 50ms. When the switch falls down it breaks the circuit and turns off the light. The light fixture then cools down and after a few minutes it will come back on. Omron has released such a thing. When some car system fails to pass a test the check engine light turns on. Could be that the contacts in the switch have gotten loose and cant hold the switch in the up position.
It takes 2 failures for the light to turn on. What is happening is the recessed can lights have a high temp safety switch mounted into the top of the enclosure which will turn the light off if it gets too hot. If the switch is flipped on the either you or your wife have a sleep walking problem memory problem ghosts or one of those crazy people living in your closetattic. Unlike a latching relay the coil cannot set it to the on position. How about a mains switch that turns itself completely off. The switch also has some interesting design touches that place it ahead of the competition.
When the switch falls down it breaks the circuit and turns off the light. The answer is yes. If the switch is off and light is on its probably a bad switch. Could be that the contacts in the switch have gotten loose and cant hold the switch in the up position. It is most likely just the switch that needs replacing and not a more involved electrical problem. For example you can use a finger to.
After your car has failed to pass those 3 test it takes 40 passes in order for the light to turn itself off.