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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

Pros mentioned filter

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 16 Showing 301-320 of 2,516 reviews
  • Pros mentioned:
    Charging speed

    iPhone portable charger

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

    I like being able to charge my phone anytime anywhere and it charges quickly

    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
  • Pros mentioned:
    Battery life

    Great choice

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    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Been using for a year now, worth the purchase. Lasts one charge but useful.

    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

  • Works well

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

    So good someone stole it lol currently can’t locate it but when I had it worked well

    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
  • Pros mentioned:
    Size

    Slim

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

    Nice slim and not heavy, does not take up much space.

    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
  • Pros mentioned:
    Battery life

    Price for product

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

    No issues yet, just make sure you have the right cords, works well and holds a good charge

    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
  • Pros mentioned:
    Battery life

    Samsung phone charger

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

    it works . does what it's supposed to do the charge stayed for a long time till we used 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

  • Battery

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

    Works great fir what i needed it for. Also the price was incredible.

    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
  • Pros mentioned:
    Battery life
    Best Buy Employee

    Best one I’ve ever bought

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

    [Employee of bestbuy] This thing is amazing. I went on a trip and I didn’t use an outlet once.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Charger

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

    Works perfect for all my needs for a portable charger in my home

    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
  • Pros mentioned:
    Charging speed

    Excellent Charger!

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

    Excellent portable charger! This is the strongest charger we have found. Love 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

  • Reliable power bsnk

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

    Works like a charm, very pleased with order, highly recommend

    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
  • Pros mentioned:
    Ease of use

    charger

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

    Works Great! Does what I got it for. Very easy to carry around in my purse sidepocket

    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
  • Pros mentioned:
    Battery life

    Energizer Charger holds charges

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

    Energizer charger easy to carry around. Keeps devices charged for many hours.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life, Charging speed, Size

    Easy, small, long life

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

    Small, very thin, Charges quickly, lasts a long time. Good product, perfect for travel.

    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
  • Pros mentioned:
    Charging speed

    Solid Battery Pack

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

    Meant for phones. Keep it charged. Plenty of cables options. Use your own cable.

    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
  • Pros mentioned:
    Battery life

    Good value

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

    Great power bank. Worked great on the last power outage to charge our phones

    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

  • Battery charger

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

    Work very good I will recommend this product to all my family and friends

    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
  • Pros mentioned:
    Charging speed

    Great little charger

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

    Changes Samsung Note 20 Ultra very quickly and doesn't take long to recharge.

    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
  • Pros mentioned:
    Battery life

    Works well...

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

    Works like it's supposed to. Give good life to my old phone

    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
  • Pros mentioned:
    Battery life

    A hurricane season must buy!!

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    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Durable battery pack, charges quick. Also, a very good buy for hurricane season

    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 16, Showing 301-320 of 2,516 reviews
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