Need this

It's called Nest Protect, but you wave at it to silence it instead of shouting.
https://www.youtube.com/watch?v=PqeuCJ5OJvg
Probably get the Nest 2.0 cause people have difficulties with the original

A what if your house in on fire and you're burning amdnyou yell.. "IM COOKING"

*arsonists worldwide rub their hands together*