I am a teenager, and I stilll wet the bed. is it wired to ask 4 more diaprs 4 xmas from other relatives?
There isn't a power switch for smoke detectors. The red light is either from your house's electricity or the battery backup. Either way - don't worry about it. Just take the smoke detector off the wall , disconnect the power cord (if there is one) and then connect the new one.
I believe the lightning rod was one of the many inventions of Benjamin Franklin.