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Customer reviews

Rating 4.8 out of 5 stars with 2149 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 4.9 out of 5 stars

Pros mentioned filter

Cons mentioned filter

97%would recommend to a friend

Customers are saying

Customers admire the PowerCore 20,000 mAh Portable Charger's impressive battery life and its relatively compact size, making it portable and convenient. Many appreciate its multiple USB ports and compatibility with various devices. While some find it a bit heavy, the overall positive feedback highlights its value and usefulness as a portable power source.

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 50 Showing 981-1,000 of 2,149 reviews
  • Pros mentioned:
    Charging speed

    Rated 4 out of 5 stars

    Minimal Use So Far

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

    Took a few hours to initially charge through my lap top that was plugged in. Worked quick to charge my old iPod. Real test will be when I go hunting. Want to be able to charge phone, Fit Bit, etc. when I have limited access to electricity.

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

    Rated 5 out of 5 stars

    Awesome life savor!

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

    Bought this for a camping trip and held good charge for my devices for two days!! Great recommend by Best Buy!

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

    Rated 5 out of 5 stars

    Great for travel!

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

    Using it to charge phone while traveling here in Paris. Simple to use and very convenient. Not heavy at all.

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

    Rated 5 out of 5 stars

    Great battery!

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

    It’s been a great portable battery for me. Can recharge my phone 6 or 7 times which comes in handy on long road trips.

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

    Rated 5 out of 5 stars

    Wonderful power bank!

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

    These power banks are great for travel or when you have to stay in one spot longer than planned.

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

    Rated 5 out of 5 stars

    Great charger

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

    Great! I just charged it when I bought it and I have charged my phone 5 times and still no need to recharge.

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

    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.

    Ive had this thing for a week now and it chargered my phone and my tablet and plenty of bars leftnover. Def recommend

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

    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.

    Really holds the charge. Used it all day at State Football tournament to charge a cell phone that has a weak battery.

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

    Rated 5 out of 5 stars

    Amazing

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

    Having extra juice on the go is always a good idea. Ever since carry this my phone and camera is always fully charge.

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

    Rated 5 out of 5 stars

    Good product

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

    Very good product. Easy to use. Of course I wish it can be charged faster but besides that everything is fine.

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

    Rated 5 out of 5 stars

    Anker is getting it done for my iphone

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

    I always need more battery and this really helps when I'm just not able to plug in. Longer Pokemon Go trips for sure.

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

    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.

    Anker always makes really great products. Their power bank last a long time and always keep your devices charged.

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

    Rated 5 out of 5 stars

    Used for Switch

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

    Worked really well and held a charge and was used for my Nintendo switch for an entire week without having to recharge.

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

    Rated 5 out of 5 stars

    Never run outta juice!

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

    I never leave home without it! Especially when I work 12 hr or go long car rides with the kids

    I would recommend this to a friend
  • Cons mentioned:
    Weight

    Rated 5 out of 5 stars

    Great charger

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

    This is a great charger, though it is a bit heavy overall but great if you’re looking for hours of charging capability.

    I would recommend this to a friend
  • Pros mentioned:
    Charging speed

    Rated 5 out of 5 stars

    Great!!

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

    Anker - PowerCore 20,000 mAh Portable Charger for Most USB-Enabled Devices - Black is a powerful charger.

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

    Rated 5 out of 5 stars

    Great

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

    This is necessary during psps. We were so happy that we had this. We could survive during power shutoff.

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

    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.

    I keep my Anker charged in my car so I have it with me where ever I go. I’ll be buying more for Christmas.

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

    Rated 5 out of 5 stars

    Great battery

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

    Great battery at good price, works great on cell phones, tablets an laptops too!

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

    Rated 5 out of 5 stars

    Amazing Charger

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

    Long life, and seems like i only had to charge it 2/3 times while I was on a 2 week trip in Italy. Love the charger

    I would recommend this to a friend