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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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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 27 Showing 521-540 of 1,693 reviews
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Great

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

    Excellent batteries for the price especially if you can get them on sale like I did

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    good battery

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

    good battery, i owned this for while and they worked for my smoke detectors.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Always needed

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

    great way to always have 9v on hand for the troublesome smoke alarms. Ordered and delivered on time!

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Excellent

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    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    9V batteries usually last ~1 year. These does too. Not had any leaks yet.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Battery review

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

    Good battery always buy all my electronic needs at Best Buy

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Good batteries.

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

    These are very good batteries. It seems like they last as long as named brand batteries.

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Ok

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

    Decent batteries at a good price. Used in our smoke alarms.

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Great value

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

    great value for price and would recommend to a friend

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Low in price and

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

    Good quality product for the price. Lasts just as long as the big name brands.

    I would recommend this to a friend
  • Pros mentioned:
    Performance

    Rated 5 out of 5 stars

    Great Product so far

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

    I needed these batteries for our smoke alarm systems. I inserted them and no problems so far.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    The best

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    Posted . Owned for 10 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Work longest in my mouse and door, typically last about a year.l

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Price was right

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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.

    needed 5 of these. Price was right. Just as good and more affordable

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Great Value

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

    This is a great deal for this lot of batteries. These seem to be on sale at least once a month too!

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Great product

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

    Great product and great price. I used it to change the CO2 system

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Great Product

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

    Great product for the price !!! Will definitely buy again.

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

    Great price, no complaints.

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

    Great price, works great, no complaints. Expiration date was 2022 so it's fresh batteries.

    I would recommend this to a friend
  • Pros mentioned:
    Compatibility

    Rated 5 out of 5 stars

    Great value for 9V alkalines

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

    What more do you need - great for radios, clocks, remotes, and smoke / carbon dioxide detectors.

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Awesome price

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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.

    Good price for batteries for my fire alarms! And quick easy checkout

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    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.

    I find the Insignia™ batteries to be a really good deal. I have used the AA's in many of my devices and find them to be just as good as the big name brands for much less.

    I would recommend this to a friend
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Good batery great price

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

    Great price for this number of batteries. Same batteries as i Other brands for way better price.

    I would recommend this to a friend