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  • Front. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 1. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 11. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 12. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 13. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 14. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 15. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 16. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 17. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 18. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 19. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 20. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Alt View 21. Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black.
  • Energizer 20,000mAh Ultra-Slim video 1 minutes 15 seconds

Energizer - MAX 20,000mAh High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

Model:
UE20044
SKU:
6412338
Highly rated by customers for:
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Customer reviews

Rating 4.4 out of 5 stars with 2516 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.4 out of 5 stars

  • Quality

    Rating 4.4 out of 5 stars

  • Ease of Use

    Rating 4.5 out of 5 stars

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Cons mentioned filter

86%would recommend to a friend

Customers are saying

Customers often highlight the long battery life and compact size of the MAX 15,000mAh portable charger as key strengths, also praising its ease of use and lightweight design. Positive feedback also mentions the charger's competitive price and reliable performance. However, some users reported compatibility issues and problems with the USB-C port.

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 101 Showing 2,001-2,020 of 2,516 reviews

  • Good One

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

    it keep the charge really good , i bought it after freezing in texas but i'm happy i have some backup now

    I would recommend this to a friend

  • Good product

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

    Reasonable price. Works perfectly. Fast and pleasant service. A very good purchase !

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Keep Charging

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

    Perfect for keeping my iphone charged when I am on the go. I wish I would of found it sooner!

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Great prduct

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

    Very nice and usuful . It has helped me in multiple situations

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • necessity for phone

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

    it is great for our family that has both iPhone and Samsung phones

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Perfect portable charger

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

    Solidly built battery from a trusted brand with a useful lighted display showing charge levels in percent.

    This review is from Energizer - MAX 10,000mAh Ultra-Slim High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Perfect

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

    Perfect battery pack for travel and personal carry. Easy to use and easy to charge. Perfect for kids and teens.

    This review is from Energizer - MAX 10,000mAh Ultra-Slim High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Makes power good

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

    Good thing for your phone. Works on a plane over the ocean

    I would recommend this to a friend

  • Mom loves it.

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

    Purchased as a gift for mom. She uses it when on the go and has no complaints this far.

    I would recommend this to a friend

  • Portable Charge

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

    This external portable charger works very well and good and that it charges all my products very well

    This review is from Energizer - MAX 15,000mAh Ultra-Slim High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Nice, Cheap Option

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

    Bought in an emergency for a friend while she experienced a power outage, no complaints from her so far!

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Just what he needed!

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

    I bought this for my husband since he drives a truck at work and he loves it! No more dead phone battery.

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Energizer Portable charger

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

    Very reliable and high quality charger so far one of the best I purchased highly recommend.

    I would recommend this to a friend

  • Great portable phone charger

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

    Worked exactly as advertised. Tool on a trip with us and was used to charge phones.

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Portable battery

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

    Good not great but it gets the job done when needed cant complain.

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • pretty neat power bank

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

    very excellent power bank ! i love it, and dont need to ask my wife for hers anymore.

    This review is from Energizer - MAX 10,000mAh Ultra-Slim High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • So far so good

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

    So far so good! Note that it’s heavy as a brick, so there is that but it’s a hell of a charger

    I would recommend this to a friend

  • Great powerbank

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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'm able to charge 2 usb devices simultaneously, which is exactly what I needed.

    This review is from Energizer - MAX 10,000mAh Ultra-Slim High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend

  • Looks well made

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

    Seem well made. I haven't used them to charge anything, but these little things have some weight to them.

    I would recommend this to a friend

  • Happy

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

    it did exactly what i needed it to do. i'm happy with it.

    This review is from Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black

    I would recommend this to a friend
Page 101, Showing 2,001-2,020 of 2,516 reviews
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