In our city 2 families perished by carbon monoxide, the Readme listen up

I have these gas detectors for my son bought the nor has a gas-Therme in the kitchen, because I've seen a show where two families have died through such a thermal bath, I looked right after that.

Now I think that he is on the safe side and not forfeit times from sleep in an eternal sleep.

The test we performed Duch and you can wake up from the sound perfectly.
Because I know that my son does not read the enclosed letter of instructions, I wrote the date of the application on the device, because then it should be replaced by a new one.