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  • How are reviewers describing this item?
    good, first, easy, great and photoelectric.
  • Our engine has detected that Amazon has altered, modified or removed reviews from this listing. We approximate total reviews altered up to 7.
  • Our engine has profiled the reviewer patterns and has determined that there may be deception involved.
  • Our engine has determined that the review content quality is low.
  • Our engine has analyzed and discovered that 76.9% of the reviews are reliable.
  • This product had a total of 233 reviews as of our last analysis date on Jan 16 2020.


Most positive reviewquestion

Great item and Great price works as advertised

Least positive reviewquestion

Not enough review data to provide meaningful insight.

Most authentic reviewquestion

Seem good, no negatives so far after 4 months, but have never had a emergency. These do not set off with a bit of steam from t...  Read More

Least authentic reviewquestion

There is no doubt that when you hear this smoke detector go off, it will not just wake you up but might blow you right out of b...  Read More

Helpful Insights


    Posted by a reviewer on Amazon

    This was designed as a cheap disposable way for the nuclear industry to get rid of radioactive waste - in your home.

    Posted by a reviewer on Amazon

    Also ionization detectors are known to be ineffective for many kinds of common household fires.

    Posted by a reviewer on Amazon

    These photoelectrics will kick off earlier than ionization ones for this reason.

    Posted by a reviewer on Amazon

    Remember, the photoelectric sensor only lasts about 10 years.

    Posted by a reviewer on Amazon

    Be sure to use a permanent marker to write on the inside the install date so you know when to dump them.

    Posted by a reviewer on Amazon

    Burnt the crap out of some sausages.

    Posted by a reviewer on Amazon

    This is not right and i would not recommend this companys product and i will not be buying first alert as a replacement.

Review Count History