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Customer Ratings & Reviews

Customer reviews

Rating 4.5 out of 5 stars with 121 reviews

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93%
would recommend
to a friend

Customers are saying

Customers frequently mention the JumPack Portable Charger's reliable jump start function, long battery life, and ease of use. Its compact size and ability to charge USB devices also receive positive feedback. The product's performance and value for the price are highlighted as additional strengths.

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 2 Showing 21-40 of 121 reviews
  • Rated 5 out of 5 stars

    Great "Just In Case" Item

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

    I haven't needed it to jump start a vehicle yet, but I did use it to charge my phone while travelling and it was great. Love that it came with a car charger too!

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

    Rated 4 out of 5 stars

    Easy for anyone

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

    Small, lightweight, easy setup for anyone to get your car jumped off.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life, Jump start

    Rated 5 out of 5 stars

    Powerful little battery!

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

    I was a little dubious that this little battery could actually pack enough power to jump start a vehicle until I left the lights on for my lawn tractor. Hooked up my Jump pack and instantly the tractor came back to life. Provides hours of use to my phones and tablets as well!!!

    I would recommend this to a friend
  • Pros mentioned:
    Jump start

    Rated 5 out of 5 stars

    Great item

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

    I've used it multiple times I love it, I have jumped several cars since I've purchased this item it really works

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

    Rated 4 out of 5 stars

    Big Product in a little package!

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

    Totally awesome product. Jump your car or charge your device from something the size of an old style cell phone! I'm impressed!

    I would recommend this to a friend
  • Pros mentioned:
    Jump start

    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.

    I have used my Cobra Jumpack several times in the past 3 weeks. It has worked everytime with great results.

    I would recommend this to a friend
  • Pros mentioned:
    Size

    Rated 5 out of 5 stars

    Great charger.

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

    This is great compact battery charger. I plan to carry it on my motorcycle for emergencies.

    I would recommend this to a friend
  • Pros mentioned:
    Charging speed

    Rated 5 out of 5 stars

    not used yet

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

    I luckily haven't had to use it yet. Charges your phone fast and the flashlight is decent

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 4 out of 5 stars

    Great

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

    A great item for charging ur phone and start ur car in case of emergency.

    I would recommend this to a friend
  • Pros mentioned:
    Charging speed

    Rated 5 out of 5 stars

    Super easy to use

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

    I love how it can charge by itself, no second car needed to jump start

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

    Rated 5 out of 5 stars

    Great product

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

    Great item will recommend to my friend buy one when they need it

    I would recommend this to a friend
  • Pros mentioned:
    Jump start

    Rated 5 out of 5 stars

    Great Product

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

    the jump start feature actually works :) saved me from calling a tow truck

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Great Jumper

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

    I've had the previous version of this car jumper and I jump/started my truck 8 times without charging it again (I have a 2005 Chevrolet Colorado), I sold the previous to my brother and bought this, Its great.

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

    Rated 4 out of 5 stars

    So far so Good

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

    I have only used this for recharging my cell phone so far. I bought it to take on trips in the country riding my motorcycle, as a back up in case the bike battery fails. I wish it came with a carrying case.

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

    Rated 5 out of 5 stars

    this is a smooth lil deal

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

    Im happy this item is portable and universal, cool

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Great for an inexpensive jump pack

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

    Great deal, I bought this on clearance. the only drawback I see is it doesn't come with a case which is kind of necessary to keep it and the accessory cables together. I think I'm going to return it for the higher model that has a higher amperage output and a case

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

    Rated 5 out of 5 stars

    Works Perfectly

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

    It's small and easy to carry in a boat bag. We have used it several times this summer to jump our boat or help others who were stranded. It works perfectly!

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

    Rated 5 out of 5 stars

    Great

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

    It is great to have it. It has save my trip 3 times and I have been able to help others in the road with it. It had been a good purchase

    I would recommend this to a friend
  • Pros mentioned:
    Size

    Rated 5 out of 5 stars

    Works great

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

    Started the lawnmower right out of the box. Found it handy around the house. The only downside was it did not include an ac adapter.

    I would recommend this to a friend
  • Pros mentioned:
    Jump start

    Rated 4 out of 5 stars

    Nice charge pack

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

    Very nice charge pack. Works great for price and will do the job. Wether that be from jump starting car to charging your phone.

    I would recommend this to a friend
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