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Customer Ratings & Reviews

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Customer reviews

Rating 4.7 out of 5 stars with 1402 reviews

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Rating by feature

  • Value

    Rating 4.6 out of 5 stars

  • Quality

    Rating 4.7 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

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93%would recommend to a friend

Customers are saying

Customers have good things to say about the PowerCore III 20K mAh USB-C Portable Battery Charger's long battery life, convenient portability, and compact size. Many appreciate its multiple charging ports, including USB-C, and find the performance and design to be excellent. While some find it a bit heavy, most agree it's a worthwhile purchase.

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 1,402 reviews
  • Rated 5 out of 5 stars

    T. Hamm

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

    Works as advertised, I really appreciate the the construction of the Device.

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

    Comes in handy.

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

    It comes in handy when you know you won’t have a charger nearby or especially when there’s a power outage haha. Deff recommend

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

    Anker - PowerCore III 20K mAh USB CPortable

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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 am very satisfied with this item. Moreover, the salesman, was really helpful and knowledgeable.

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

    Great buy

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

    Great power bank. Anker is known for good products . Got it for half price on sale.

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

    Powerful power bank

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

    Every day power bank. Cheap, strong and efficient, nothing to add

    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.

    Works great i bought it for a trip we took i could charge my phone up to 4.5 times.

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

    Anler PowerCore III

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

    The Anker PowerCore III - is just what I needed. I have only used it once but it does the trick. Also comes with a little case for the cord.

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

    Great but USB-C

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

    Works very good but no USB-C option to charge. Buy the newer version.

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

    Excellent Service

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

    Service cashier was excellent.Was pleased with shopping experience. Will buy again.

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

    Best portable charger

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

    Works great my fav portable charger. I would recommend this product for traveling

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

    Good for price

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

    Does a decent job as a power backup. Is a little bulky.

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

    Good for USB-C

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

    The only Battery I found with USB-C output that helps a lot with new gadgets

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

    Weeee buy it

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

    AWESOMES I WISH THEY HAD WIRELESS CHARGING THOUGH it would be nice

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

    Love it

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

    Works perfectly! I’ve enjoyed using it and it’s extremely handy when I’m on the go.

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

    anker powercore

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

    it works just takes a while to charge 100%. Would by again.

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

    Nice Charger, But Not The Fastest

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

    Nice build quality, as with all Anker products, but not really very fast charging. I have three Anker charging stands that are much faster.

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

    Best

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

    I love love love this power bank I have purchased for all my friends

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

    Nice charge

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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.

    It's wonderful, holds a charge for a long time, great buy for the price.

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

    Bartise from love is blind

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Dude is awful. If I woke up With that hair cut I could end it all before I brushed my teeth.

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

    Sick

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

    Good charger, does not take long to charge and can be used plenty before recharge

    I would recommend this to a friend