Customers admire the 20,800 mAh Portable Charger's impressive battery life, which is frequently praised for its ability to power various devices multiple times. Its performance is also viewed favorably, with users reporting it reliably meets expectations. However, some find the charger's size to be a drawback.
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 41 reviews
Pros mentioned:
Battery life, Performance
Cons mentioned:
Size
Rated 4 out of 5 stars
Works well for the price
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Used to plug in my laptop on a long ride. Did what I needed... wish it would have lastest longer but for the price - its worth it. It started out bulky and cumbersome but eventually... we made it work. It did exactly what it claims. Worth the purchase!
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 4 out of 5 stars
Required gear for the tech obsessed
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Heavy as sin and twice as ugly, but this thing does what it says and does it well. Charges from a wall socket surprisingly fast and charges multiple devices to full fairly rapidly. The only thing I feel it needs is a positive on/off switch to prevent accidental button presses from activating it unintentionally.
I would recommend this to a friend
Pros mentioned:
Battery life, Performance
Cons mentioned:
Size
Rated 5 out of 5 stars
Excellent Back-up Battery
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I have only used one time to charge my phone battery while in flight from Puerto Rico, but it allowed me to watch movies to pass time of a 4.5 hour flight! Seems like a very robust product. A little on the heavy and bulky side for travel however.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 4 out of 5 stars
Plenty of power for multiple days
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Purchased to keep phones charged during power outages. Has enough power to keep 2 phones powered for several days
Unit is about the size of a large paperback book.
The only negative is the external power adapter to change the brick.
I would recommend this to a friend
Pros mentioned:
Battery life
Cons mentioned:
Size
Rated 4 out of 5 stars
Good
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Although it isn’t pocket friendly, It supports everything I’ve hooked up too. I mostly use it for my gaming PC, it keeps my Predator Helios 300 going for several hours. Works perfect for what I need it for.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 4 out of 5 stars
Very good so far, just wish for more outlets.
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Posted . Owned for 8 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
So far, this charger works very well. My only issue with it is that I wish there was more than one outlet for electrical plugs.
I would recommend this to a friend
Rated 5 out of 5 stars
Great charger for when you are on the go.
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great charger for when you are on the go with your computer
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 5 out of 5 stars
Excellent
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought this during a storm after a tree fell into my bedroom. I've been using it straight for almost a month (still without power due to damage). The unit itself charges quickly. It charges my cellphone (Galaxy S9) quickly and several times. The plug is a great feature. I've used it to make coffee with my keurig and to charge my laptop. I was able to fully charge my phone at the same time I was using my laptop. And have charged both the phone and a tablet at the same time. It's not too bulky and is actually the only battery charger that has continued to charge as advertised. Well worth the money!!
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 4 out of 5 stars
Didn’t meet expectations
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This power pack is definitely good for a quick charge. Packs a lot of power but I’m starting to notice it dies fast and also is unable to charge one of my GoPro drone accessories. That was the reason I got it... this is good but not for the reasons I need it
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 4 out of 5 stars
Good Charger
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought this for the 110V plug. I had a laptop in the field that I needed to get further in the day. This helped some. It will charge it to at least 50% and helped me make it through the work day.
I would recommend this to a friend
Rated 4 out of 5 stars
Works fine for portables
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I purchased it in case of power outage/emergency. Only plug in items. It taking too much charge. Price was too high for what it does and similar ones on market.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 3 out of 5 stars
Good for short time
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I had purchased this for my laptop so that I could continue using it while away from any A/C outlets.
It was good the very first time I used it, it kept my laptop charged for a full 4 hours (plus the 2 hours my laptop battery held).
The problem is that it only did that the first time. Since then, even though I charge it overnight (so for 6-8 hours), the best I can get out of it is between 2-3 hours.
No, I would not recommend this to a friend
Rated 4 out of 5 stars
Haven't used it much yet.
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Didn't come with usb cord for 150.00 dollars. Will use it on a trip in September so not really sure how it works yet
I would recommend this to a friend
Rated 2 out of 5 stars
easy tu use!!
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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.
i like the product a lot but i had to call for replacement two times because it overheat.
No, I would not recommend this to a friend
Pros mentioned:
Charging speed
Rated 5 out of 5 stars
Loving it
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Works as advertised! I have charged laptops, AirPods, IPhones, my Foretrex 601 and many other things with no problem and quickly. I love having the AC outlet on there. I once ran a small tv off of it for a little bit.
I would recommend this to a friend
Rated 4 out of 5 stars
decent product
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Took a while to initially charge but seems to work well.
I would recommend this to a friend
Rated 4 out of 5 stars
good stuff
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
good but too expensive. $200 dollars? for a battery?
No, I would not recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Useful for blackouts
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This reviewer received promo considerations or sweepstakes entry for writing a review.
This came in very handy when my house in Westchester lost power for 4 days this Winter. I was able to charge my phone and make hotel reservations, so worth it!
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 5 out of 5 stars
Great for portable charging device
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I needed a charging unit that didn’t have a usb instead had your typical outlet for a house. This unit nailed it and has a high charging rate
I would recommend this to a friend
Rated 1 out of 5 stars
Doesn’t charge laptop
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Bought with the intention to use for my laptop on car rides, however it’s not charging at all. Waste of $200!