Customers express satisfaction with the MAX 10,000mAh power bank's portability, charging speed comparable to wall chargers, and outstanding battery life for its cost. Its overall performance and convenient size are also well-received. The lightweight design, reasonable price, and helpful LCD display contribute to a positive user experience.
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 3 Showing 41-60 of 514 reviews
Pros mentioned:
Battery life, Charging speed, Portability
Rated 5 out of 5 stars
Fast Charging, Long Lasting
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This reviewer received promo considerations or sweepstakes entry for writing a review.
The battery charges fast and last long. I keep the fully charged battery to use when I'm out and about and need to charge my iphone. The battery is lightweight to carry in my tote bag.
I would recommend this to a friend
Pros mentioned:
Battery life, Charging speed, Portability
Rated 5 out of 5 stars
Great product.
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Posted . Owned for 2 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Great product. Charge quick and lasting. Easy to carry and reliable.
I would recommend this to a friend
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
Convenient Battery Pack.
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I love this inexpensive battery pack. It charges quickly when plugged in and stays charged on the go. It doesn’t use much of its own charge to charge a phone. I love that it offers both a USB-C and a an old school USB port. These are great to keep in your backpack, car, or purse, in the event of an emergency or just to bring with you tailgating all day.
I would recommend this to a friend
Pros mentioned:
Charging speed, Size
Rated 4 out of 5 stars
Charger
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Good size and weight portable charger. The power bank itself fully charges in few hours and charges phones and accessories fairly quick. I like how you’re able to charge multiple devices at the same time.
I would recommend this to a friend
Brand response from Jamal Chen
Posted .
We’re glad to hear you’re enjoying the size, weight, and performance of your power bank! Its fast recharge time and ability to charge multiple devices at once make it a reliable companion for everyday use. Thanks for sharing your experience!
Pros mentioned:
Charging speed, Overall performance
Rated 5 out of 5 stars
My Charger Bank
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I like that the charger bank is lightweight. It charges really fast and it charges my devices fast. It has a LCD percentage, you know and see when it needs charging.
I would recommend this to a friend
Pros mentioned:
Battery life, Portability
Rated 5 out of 5 stars
Reliable power bank, gets the job done
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Solid power bank. LCD screen is handy, three ports is convenient, and 10000mAh gets my phone charged before needing a recharge. No complaints.
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 5 out of 5 stars
Light weight and bright display
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
It’s light weight and charges my phone multiple times. I don’t feel that it gets warm while charging phone or itself. The multiple ports allow multiple device charging but slows down the charging. Overall a good product and provides value
I would recommend this to a friend
Pros mentioned:
Charging speed, Portability
Rated 5 out of 5 stars
Great backup for the price
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This reviewer received promo considerations or sweepstakes entry for writing a review.
I decided to buy 2 smaller power banks instead of 1 bigger one. I recently charged two devices at once, iPhone and iPad using USB and USB-C. My devices were at about 60% and this power bank charged both back to 100% in about an hour, with about 30% left on the power bank. So it's a great backup but probably only going to get one, maybe two charges of a device that has dropped below 50%. The size is good. About the size of an iPhone with a case and just slightly heavier.
I would recommend this to a friend
Pros mentioned:
Charging speed, Overall performance, Portability
Rated 5 out of 5 stars
Energizer Portable Charger
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Compact and easy to use. Charged phone really quick. Love the feature of the display of how much charge is left on the battery.
I would recommend this to a friend
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
Satisfied
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
10,000mAh model.
Decent product. Satisfied overall.
I have two Samsung S23 Ultras for work and personal.
It fully charges both phones from almost no battery levels.
Charging speed is just like any other wall-plugging fast chargers. Would recommend to friends.
I wanted 20,000mAh model but there is too much $ gap.
Little bit old looking design but good value for the $.
I would recommend this to a friend
Pros mentioned:
Battery life
Rated 5 out of 5 stars
Fantastic portable charger
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I purchased two of these batteries during a Christmas sale for my kids, and they’ve been fantastic. The battery life is impressive and lasts much longer than I expected, even with regular use. My kids are able to keep them in their backpacks all day without worrying about running out of power, which has been incredibly convenient. It’s great knowing they don’t have to hunt for an outlet when their devices need a charge, especially at school or while traveling. The batteries are reliable, easy to use, and have quickly become an everyday essential for us. I’m very happy with this purchase and would definitely recommend them to anyone looking for a dependable portable power solution.
I would recommend this to a friend
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
Efficient
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Charges up quickly on the wall, and the LED display does come in handy to see the charge level. Having 3 ports for output makes it convenient for recharging multiple devices at all at once. Holds up charge very well for days if not in use.
I would recommend this to a friend
Brand response from Jamal Chen
Posted .
It's great to hear that you are satisfied with the performance of our power bank. Thank you for your feedback and support. If you have any further questions or need assistance in the future, please don't hesitate to contact us.
Pros mentioned:
Battery life
Rated 5 out of 5 stars
works great, would highly recommend
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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, can get 3 full charges for my Samsung phone before power bank completely drains from 100 to 0 if I let the phone sit idle while charging. If I'm constantly using the phone while recharging with the power bank, I can get 2 full charges.
Holds charge at 100 when I'm not using it for a few days. Have not tested it leaving it idle for a longer period like 2 weeks to see if charge holds, since I use it once or twice a week.
Love the digital display showing the remaining charge. Worries over draining my phone battery and hunting for electrical outlets are over.
Only downside is that if I drain the battery pack to zero, it will take about 5 hours to fully charge back to 100. But if I charged my phone for 3 full charges, it would take about the same time, so the speed to recharge is limited by the capacity of the charging cord. Don't expect it to recharge from 0 to 100 in an hour.
So satisfied that I bought another one as a Christmas gift for friend.
I would recommend this to a friend
Brand response from Jamal Chen
Posted .
Dear Customer, We are delighted to hear that you are satisfied with our Energizer power bank. It's wonderful to know that it has been serving your charging needs effectively. The charging time and capacity performance you described seem quite normal and typical for this type of device. Thank you for sharing your positive experience and for choosing our product as a gift for your friend. We hope they will enjoy it as much as you do. Energizer Power Bank Service Team
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
Perfect for the new air travel requirements
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I purchased this to be compliant with the new TSA requirements for bringing power packs on board. The 10,000 mAh rating was more than enough for my 5 hour flight and kept all of my devices fully charged.
I would recommend this to a friend
Pros mentioned:
Battery life, Charging speed
Rated 5 out of 5 stars
charger
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Posted . Owned for 10 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
light weight great changer stay chager for a long time
I would recommend this to a friend
Pros mentioned:
Overall performance, Portability
Rated 5 out of 5 stars
Solid Little Battery
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Functions as intended, and works well when I have used it. Decent quality and I like the battery indicator being a number. Also nice compact size for travel.
I would recommend this to a friend
Pros mentioned:
Overall performance, Size
Rated 5 out of 5 stars
Nice weight and size
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Nice and compact, good weight. Does what it should
I would recommend this to a friend
Pros mentioned:
Charging speed
Rated 5 out of 5 stars
Perfect Power Bank for Everyday Use!
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I’ve been using the Energizer Max 20000mAh Power Bank for a few weeks now, and it’s been an absolute lifesaver! It charges my phone, tablet, and even my wireless earbuds at the same time with no problem. The 15W USB-C output is fast enough to get my phone from 20% to 80% in less than an hour.
The battery capacity is amazing — I can easily get 4–5 full phone charges before needing to recharge the power bank itself. It’s a bit on the heavier side (as expected for 20,000mAh), but still very compact and easy to carry in my backpack.
The design feels solid, premium, and durable, with clear LED indicators that make it easy to see the remaining charge. I also like that it supports both USB-A and USB-C ports, which makes it super versatile.
Overall, this Energizer power bank is powerful, reliable, and worth every penny. Perfect for travel, work, or emergencies. Definitely recommend it to anyone who needs real portable power!
I would recommend this to a friend
Brand response from Jamal Chen
Posted .
Hi ShahinM, We’re thrilled to hear how well the power bank is working for you! Your review highlights exactly what we designed it for—versatile, fast charging with long-lasting power. It’s great to know it’s keeping up with your daily devices and travel needs. Thanks for the recommendation! --Energizer PowerPacks Service Team
Pros mentioned:
Charging speed, Overall performance, Size
Rated 5 out of 5 stars
Great looking device
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Love this charge bank. Slim, fast charging, convenient
I would recommend this to a friend
Pros mentioned:
Battery life, Charging speed, Portability
Rated 5 out of 5 stars
Battery Backup
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Excellent battery backup that provides rapid charging of my iPhone. Excellent for air travel and other times when electrical outlets are not available.