Customers express satisfaction with the 20W 10,000mAh Portable Charger's long battery life, noting its quick charging capabilities and ability to power devices for extended periods. Its compact size and portability are also frequently praised, making it convenient for travel and everyday use. The charger's ease of use is another frequently cited positive. No significant negative feedback was reported.
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 1 Showing 1-20 of 93 reviews
Pros mentioned:
Overall performance
Rated 5 out of 5 stars
Better than expected
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This portable charger is great I can charge my phone headphones speaker and still have power left great price btw 20 bucks
I would recommend this to a friend
Pros mentioned:
Charging speed, Size
Rated 5 out of 5 stars
works great & compact
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Works great and compact size. It doesn't weigh in much and the battery is good to hold. I haven't timed the charging speed of my s25 but it does decent job.
I would recommend this to a friend
Pros mentioned:
Charging speed, Portability
Rated 5 out of 5 stars
Not a bad portable battery for its size.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
The portable battery isn’t as small as I thought, but it is small enough to carry around in my backpack. The 10,000 mah capacity is good enough to charge my iPhone 13 from 20% to 90% twice, so it is great during power outages and camping. It takes about 3-4 hours to fully charge it when it is down to one light, so it is kind of slow.
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Appreciate the detailed review, SamT! Sounds like it’s a solid backup for your iPhone, especially during outages and camping. Noted on the charging time—thanks for the insight!
— Shiela | Best Buy Essentials Support
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
Great option for the price.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Overall great charger. Its not too bulky, not too heavy. Battery level indicator is handy, and it a good charge speed. Its a great choice for the price. I was able to get two full charges on galaxy s23 ultra before needing to charge it, and a full charge from 0% on my phone took about 2 hours.
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Hi PatrickB, thank you for the thoughtful review! We're glad to hear the Best Buy essentials™ 20W 10,000mAh Portable Charger is hitting the sweet spot for size, weight, and performance. It’s great to know the battery level indicator and fast charging are making a difference, and that it’s keeping your Galaxy S23 Ultra powered up efficiently. We appreciate you sharing your experience—sounds like a smart choice all around! -Ed | Best Buy Essentials Support | https://www.bestbuy.com/site/brands/best-buy-brands/pcmcat1596746025285.c?id=pcmcat1596746025285
Pros mentioned:
Charging speed, Size
Rated 4 out of 5 stars
One Night Stand lol idk
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
It's small enough to fit anywhere. Fast-ish charging indeed, but the bank itself loses charge quickly. With increased usage and market for USB-C cords, I wish there was an additional C-port as there are connectors. But it's so good someone stole it off me!
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Thank you for your feedback, MagicM! We appreciate you sharing your experience with the Best Buy essentials 20W 10,000mAh Portable Charger. We'll take your suggestions for future product improvements into consideration. If you have any questions or need further assistance, please don't hesitate to reach out. - Mae | BestBuy Essential Support | https://www.bestbuy.com/site/brands/best-buy-brands/pcmcat1596746025285.c?id=pcmcat1596746025285
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
Good Charging Bank
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Posted . Owned for 1 week when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I love this power bank. It charges my phone and iPad really quick. Holds charging for a long period. Haven’t charged it in a week and have been using it to charge my phone at least 3 times last week. Worth the price, I had other charging devices and they needed charging after 1 or 2 use .
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Thank you for the glowing review! We’re thrilled to hear that the Best Buy essentials™ 20W 10,000mAh Portable Charger is keeping your phone and iPad powered up quickly and reliably. It’s great to know the long-lasting battery life and performance have made a real difference for you—especially compared to other chargers you’ve tried. We’re so glad it’s been worth the price and living up to your expectations! If you ever need more power solutions or support, we’re always here to help. Ivy | Best Buy Essentials Support
Pros mentioned:
Battery life, Size
Rated 5 out of 5 stars
Great charger
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This charger works great. My phone battery is awful and I'm able to charge my phone from dead a little over 2 full times. It's also not too large like some of the other chargers out there.
I would recommend this to a friend
Pros mentioned:
Charging speed, Portability
Rated 5 out of 5 stars
Slim!
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
A nice sized charger that fits in a purse which does not weigh you down. It does not take long to recharge it. Once fully charged, uumuch weight off you but I would
I would recommend this to a friend
Pros mentioned:
Charging speed, Portability
Rated 5 out of 5 stars
Convenient,and less cost
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Easy to use, convenient and small enough to carry. Charged phone fully and quickly twice and was still half charged. Price was bout half that of the other products.
I would recommend this to a friend
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
Awesome backup power
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This is a great power band/charger. it's small, charges fast and easy to use. I like the power level indicator to know when to charge it back up and ready for use.
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 5 out of 5 stars
Best portable ever!!!!
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This is the all in one!! It keeps my phone charged on multiple instances before I have to recharge the physical battery. It’s able to charge my computer and phone aswell! Very versatile!! Sleek design aswell!
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Hi DawnD! Thank you for your feedback! It's amazing to hear that this portable charger is delivering top-notch performance and versatility for your devices. A sleek, powerful, and long-lasting battery backup makes all the difference when you're on the go. We appreciate your support! Angelica| Best Buy Essentials Products|
Pros mentioned:
Battery life, Portability
Rated 5 out of 5 stars
Need for Portable Charger
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Posted . Owned for 4 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Bought this as a gift for a recipient. He was very grateful since he had no way of charging his phone at certain times of the day. This charger made his devices last longer. I would recommend this item to my family and friends. It's not bulky like other ones, and it fits in your pocket.
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Thanks, AbelE! We're delighted to hear the Best Buy essentials™ 20W 10,000mAh Portable Charger was such a useful gift! It's great that it solved the recipient's charging needs and that you found it to be a conveniently sized, pocket-friendly charger. We appreciate your recommendation! If you have any other questions or need further assistance, feel free to ask! - Mae | BestBuy Essential Support
Pros mentioned:
Portability
Rated 4 out of 5 stars
Worth the price so far.
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
The Best Buy Essentials 10,000mAh Power Bank was on sale for a great price and I was looking for an extra power bank (you can never have too many)! I found this one online and grabbed it before they ran out. It is definitely worth having.
My only issue is that it doesn't charge as quickly as I expected based on the reviews. Otherwise, it does what it says it does. That same weekend, I purchased the Belkin Power Bank at another retail site. There's not much difference between the two, but I haven't had it very long, so I will update after using again. The size is perfect for throwing in a tote, backpack, even a pocket, etc when you're on the go! Cord is long enough without being too long.
I would recommend this to a friend
Pros mentioned:
Battery life, Portability
Rated 5 out of 5 stars
battery power bank
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Posted . Owned for 1 week when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This product I bought for my daughter and she really likes it and uses it alot when she needs it. Its portable and comoact enough to carry it wherever she goes. I would buy it again. The battery usage last a long time, too.
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Hi Rosie,
Thank you for sharing your positive experience with the Best Buy essentials™ 20W 10,000mAh Portable Charger! We're thrilled to hear that your daughter enjoys using it and finds it convenient to carry around. It's great to know that the battery lasts a long time and meets her needs. We appreciate your feedback and look forward to serving you again in the future! -Ed | Best Buy Essentials Support | https://www.bestbuy.com/site/brands/best-buy-brands/pcmcat1596746025285.c?id=pcmcat1596746025285
Pros mentioned:
Charging speed, Overall performance
Rated 5 out of 5 stars
Ease of Use and Works Well
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Posted . Owned for 2 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Took this on a trip and a 100% battery capacity gave me 2 Full charges on the phones. Great product overall.
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Thank you for your great feedback! We're so glad to hear that the Best Buy essentials™ 20W 10,000mAh Portable Charger performed well on your trip and gave you two full phone charges. It's awesome to know it delivered the reliability and ease of use you needed while on the go. We appreciate you taking the time to share your experience. Safe travels and happy charging! Ivy | Best Buy essentials Support
Pros mentioned:
Battery life, Portability
Rated 5 out of 5 stars
Good value
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Super handy, works well. Kept my phone charged during travels
I would recommend this to a friend
Pros mentioned:
Charging speed, Portability
Rated 5 out of 5 stars
Fast charge, slim pack
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Posted . Owned for 3 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Still running strong, charges our iPhone very quick we love that is slim and easy to carry for back up charge.
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
That's fantastic to hear your Best Buy essentials™ 20W 10,000mAh Portable Charger is still running strong and charges your iPhones super quick! We're also glad you love that it's slim and easy to carry for backup power. If you have any other questions or need further assistance, feel free to ask! - Mae | BestBuy Essential Support
Pros mentioned:
Portability
Rated 5 out of 5 stars
Easy to use
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Works Great! Easy to use and is light enough to carry around.
I would recommend this to a friend
Brand response from BestBuyEssentialsSupport Team
Posted .
Hi Joy1, thanks for the kind words! We're so glad to hear the portable charger is keeping things simple and convenient for you lightweight, easy to use, and ready when you need it. We appreciate you choosing Best Buy essentials™ to stay powered on the go! Patricia | Best Buy essentials Support
Pros mentioned:
Charging speed, Portability
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.
Good price, charges pretty quickly and works well. Took it on an international trip and had no problems.
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 4 out of 5 stars
Overall good
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Able to charge upto 2 mobile for single full charge. Its light weight and slim.