Kidde 21010170 Kidde Worry Free Dc Smoke/Co Combo Alarm (Photoelectric)

from Susan

Excellent price

from Coffee lover

Very easy to install in the same site as my last smoke detector using the same screw holes. After the initial test to see if it is operational, I haven't heard it peep (but I have only had it up for two weeks) I am looking forward to no yearly battery changes for ten years!

from So silver

I purchased this as a gift for our grandchildrens new home which came with smoke alarms, but not carbon monoxide alarms. They were a bit concerned with having a fireplace. It was extremely easy to install.

from

Bought three and was easy putting them up easy directions dont have to worry about changing batteries

from Jengillette

Our smoke dectors were 13 years old and a weird yellowish color because of their age. I'm assuming they hadn't been changed since the home was built in 2007. After 3 years of living in our new to us home, and making several safety and cosmetic upgrades to our home. We finally decided to replace a...