That's not a smoke and carbon monoxide detector!! That is a system sensor Photoelectric and heat dual detection!!
gswimfrk 2 years ago 2
@gswimfrk Yeah, your right
ilovepolice1 8 months ago
That's not a smoke and carbon monoxide detector!! That is a system sensor Photoelectric and heat dual detection!!
gswimfrk 2 years ago 2
@gswimfrk Yeah, your right
ilovepolice1 8 months ago