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Customer Ratings & Reviews

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Your price for this item is $10.99
The comparable value price is $19.99

Customer reviews

Rating 4.8 out of 5 stars with 1237 reviews

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Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

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97%would recommend to a friend

Customers are saying

Customers regard the Alarm Contact Sensor (2nd Gen) (2-Pack) highly for its ease of use and straightforward installation. The sensor's compact size and reasonable price are also well-received, along with its compatibility with the Ring system. However, some customers have reported issues with connection stability and range limitations.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 53 Showing 1,041-1,060 of 1,237 reviews
  • Rated 5 out of 5 stars

    Compact size sensor

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I ordered more sensors for additional security of My house

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    The ring

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    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love it extra Protection with video recording. Give it a 10

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Perfect Door Sensor

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    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Ring Alarm Sensor does the trick. With RIng alarm system, Add ons are endless!

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I keep adding more sensors and security to our ring system and I absolutely love the features

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great purchase

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent sensors, I purchased a total of 8 outside of the 4 I received with the alarm system.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Glad I own them - reliability in a small package

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Easy to install Works great Sensitivity adjustment great for pets

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Needed additional contact sensors

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Loved the Ring alarm system that I decided to expand the coverage.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Good Product

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good Product and very useful .. Will recommend this to others…

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Ring

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    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    We absolutely love our ring security system. These sensor make it even better!

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Alarm sensor

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great brand ring alarm sensor good quality. Thank you

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Works well and not too big

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works well around 1 inch gap and can fix to windows with protruded edges

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Excellent Alarm System

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    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent - love the ring alarm system and the ala carte purchase options.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great add on

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    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    New apartment wanted to have a security system so added on a two pack to cover all the windows and doors.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Sensor

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works great out the box, alerts me whenever something is open or closed.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Ring Motion Sensor

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I like ring products. The Motion sensor seems to work well so far.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Ring

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great product with excellent results. I like all ring products

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    It is good Sensor!

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I liked it and it is really sensor. Easy to setup using Ring App

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Window, door sensors

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great door or window sensor. They work great. Seem to stick well.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    replaced 1st gen

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    replace a 1st gen that was malfunctioning. this uses 2 circle batteries rather than the 123

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    working great so far

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    added to continue building out my ring system. working great so far

    I would recommend this to a friend