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Customer Ratings & Reviews

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Customer reviews

Rating 4.8 out of 5 stars with 2954 reviews

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Rating by feature

  • Value

    Rating 4.6 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.9 out of 5 stars

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Cons mentioned filter

98%would recommend to a friend

Customers are saying

Customers are enthusiastic about the long battery life and good price of Energizer MAX 9V batteries. Many also appreciate the reliable performance and the trusted brand name. While some past experiences with other brands have raised concerns about leakage, these batteries appear to avoid that issue.

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 2,954 reviews
  • Pros mentioned:
    Battery life

    Rated 4 out of 5 stars

    Energizer batteries 9V

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

    Very good battery set for the given price. This product is very durable and very useful. I would recommend my family and friend for this product. This lasts longer in comparison to similar other products. I loved it. everyone should own this one.

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

    Rated 5 out of 5 stars

    Energize!!!

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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.

    As expected, it lasts longer than generic cheap batteries.

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

    Rated 5 out of 5 stars

    Great Batteries

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

    What can I say about a great battery? Yes, they are really great and last a long time in my smoke detectors.

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

    Rated 5 out of 5 stars

    Good purchase

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

    They last a good amount of time God price for the benefits

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Rated 5 out of 5 stars

    They’re Batteries

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

    They are batteries. They work. My smoke detector needed the battery replaced.

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

    Rated 5 out of 5 stars

    Battery

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

    Battery last a long time. Best battery to purchase

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

    Rated 5 out of 5 stars

    9 volt energizer battery

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

    I love to keep spares of this battery for smoke detectors around the house. I can always rely on the Energizer for a great product

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Rated 5 out of 5 stars

    good battery

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

    getting 25 points for this review. energizer batteries are good. Probably no new news for anyone though.

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

    Rated 5 out of 5 stars

    Batteries

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

    Energizer batteries is the primary brand we buy. They last long. We use these for our smoke detector and have to replace them less often than with other brands.

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

    Rated 5 out of 5 stars

    Quality.

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

    They work well so far. We’ll see how long they last, which to me is going to be the true measure of their quality and value.

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

    Rated 5 out of 5 stars

    Long lasting 9 volt batteries

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

    These batteries are great for many devices that require a little more power. They last a long time so you can install and forget them. Your device just works..

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

    this is good for use in smoke detectors and other electronics that need long battery life. Li - but NOT rechargeable

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

    Rated 5 out of 5 stars

    Long Lasting

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

    I always use Energizer batteries. These batteries have a long battery life. Bestbuy had a great price on the 2-pack. I only use Energizer batteries in my home.

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

    Rated 5 out of 5 stars

    Energizer is worth buying

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

    I only use energizer batteries for many years, it’s reliable and last a long time.

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

    Rated 5 out of 5 stars

    Energizer batteries are dependable & long lasting

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

    I have purchased many batteries over the years and have found Energizer Max to be the best for long lasting and dependability.

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

    Rated 5 out of 5 stars

    They are batteries. We are safe.

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

    Bought them for the smoke alarm. So far so good. If I change my review, I probably have larger life issues to deal with.

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

    Rated 5 out of 5 stars

    Battery

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    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It's cheap than the other stores!! Will purchase more!!

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

    Rated 5 out of 5 stars

    Smoke detector chirping away?

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

    Bought these for the smoke detector and won't have to change the batteries for a long time. Now it's up and running and quiet.

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Rated 5 out of 5 stars

    En

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

    They Work as Batteries should. They are batteries but the review wants 50 Characters so there you have it.

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Rated 5 out of 5 stars

    Good battery

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

    What can I say about this battery except that it works exactly as intended and I have zero complaints about it.

    I would recommend this to a friend