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Customer Ratings & Reviews

Model:
NS-CB49V
SKU:
5997603
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Customer reviews

Rating 4.7 out of 5 stars with 1693 reviews

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Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.6 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

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There aren't enough negative mentions yet.
98%would recommend to a friend

Customers are saying

Customers consistently note the long battery life and excellent price of these 9V batteries. Many reviewers also highlight the batteries' strong performance and compatibility with a variety of devices. Positive feedback also mentions the convenient fit and long expiration dates. Overall, customer reviews are overwhelmingly positive regarding this 12-pack of 9V batteries.

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 84 Showing 1,661-1,680 of 1,693 reviews
  • Rated 5 out of 5 stars

    works in smoke detector

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

    Have only used a short time but it is doing the job!

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

    9V Batteries

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

    Excellent quality 9V batteries, reasonably priced.

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

    Reasonable Price

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

    Delivered on time in good shape. Reasonable price.

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

    Great product

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

    Great power for the things that I need them for, !

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Love the price

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

    The girl at the checkout counter told me they worked great! I have started using them and they work great so far!

    I would recommend this to a friend
  • Rated 2 out of 5 stars

    not good

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

    did not last very long ===========================

    No, I would not recommend this to a friend
  • Rated 4 out of 5 stars

    Great Price

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

    Not used them yet -- will use for smoke detectors -- but price was very reasonable.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    9v never running out

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

    Works good and no problems . Deal of the day can't go wrong with the great price .

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Great Deal

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

    Purchased this when on sale, works great in smoke alarms, fitment was perfect.

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    battery size exsessive

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

    Swollen batteries are not the way to go. I attempted to insert it into my Celestron flashlight, after removing the expired one. Had to insert it with much force; it'l never come out, It does light up,tho. Gerrrrr

    No, I would not recommend this to a friend
    • Brand response from InsigniaCustomerSupport
      Posted .

      Hello,

      I understand that you left us this review to report on this situation. From our side, the behavior you are describing does not seem acceptable with this batter pack. So we will like to make sure that you receive the proper support. Please feel free to get in touch with us at the link below so we would like to fully evaluate what happened and search for an accurate solution for you.



      Itzel I. - Insignia Support.

       https://www.insigniaproducts.com/contact-us BBY-ExBrand_Insignia

  • Rated 4 out of 5 stars

    Great for smoke alarms.

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

    I can use these for all my smoke detecters. , and still have extras left.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    works are described

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

    I have only used a few of these for my smoke alarms. No issues so far.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Good buy

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

    Good price, I used them to replace old batteries in my smoke detectors.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Good price on batteries

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

    Good price on batteries. Especially 9 volts can get pretty pricey.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Batteries

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

    These worked just fine for our smoke detectors at a great price.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Good value

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

    Need a lot of 9 volts for classroom. Great price when on sale.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Battery

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

    Good item and great deal, hopefully will last until next year.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Good for smoke detector

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

    seems to work fine in smoke detector- beeping stopped:}

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    Horrible batteries

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

    The batteries started leaking within an year and I had to dispose these off...

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    Not good

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

    These batteries die quickly like dollar store batteries

    No, I would not recommend this to a friend
    • Brand response from InsigniaCustomerSupport
      Posted .

      Hello,

      We are truly sorry that you were this unit didn't meet your expectations. I will be passing along this experience with my team so that we can further improve our products.

      - Arin A.
      Insignia Support
      Contact us: https://www.insigniaproducts.com/contact-us BBY-ExBrand_Insignia