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Customer reviews for Stanley FatMax 200 Amp Rolling Battery Charger for
Stanley FatMax 200 Amp Rolling Battery Charger
3.9 out of 5 stars
stars
208 ratings207 reviews
  1. 5 stars58% (121)
  2. 4 stars15% (31)
  3. 3 stars5% (10)
  4. 2 stars2% (4)
  5. 1 star20% (42)
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Showing 1-10 of 207 reviews
Apr 29, 2026
Reviewer name: mick
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Shop quality charger

I wanted a shop quality charger. This one meets that standard. The variable charging modes make this unit. I had a parasitic draw on a brand new battery causing it to degrade and with one of the modes it brought my battery back to life. I'd recommend this unit for the home shade tree mechanic.

Review from walmart.com
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Aug 24, 2026
Reviewer name: Tammy
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Very lightweight and easy to use.

Review from walmart.com
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Aug 14, 2026
Reviewer name: Kathy
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great item. Works as it should. Fast charge.

Review from walmart.com
Helpful?3UY8NPDO6VJ813952803930
May 7, 2026
Reviewer name: Elev8CHOmind
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Just select what battery you have, and hit the charge battery button. Pretty simple. Plug it up, and CcHHHHAAAAAARRRGGEEE!

Review from walmart.com
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Aug 1, 2026
Reviewer name: WILFRIDO GALARZA NAZARIO
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Battery Charger

Working great

Helpful?3UY8NPDO6VJ813952803930
Dec 3, 2025
Reviewer name: anonymous
3 out of 5 stars
3 out of 5 stars review

Verified Purchase

Stops changing at 12 volts, my own alternator keeps it at 14.8 volts. Jump option does not seem to perform as advertised and the rebuilding battery option, which used to work years ago; now doesn't seem to do anything. it also comes with assembly requirement, for as expensive as it was and the packaging it came in and with i should not have to assemble

Review from walmart.com
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Jul 11, 2026
Reviewer name: FrednKaren
3 out of 5 stars
3 out of 5 stars review

Great for most needs but one.

If you want a great jump starter, charger or even a great battery maintainer or rejuvenator, this is your charger. If you are trying to charge a truly dead battery with very low voltage, this one falls short, not even recognizing that it is hooked up to the terminals.

Review from walmart.com
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Jan 11, 2026
Reviewer name: notAcomputergeekEITHER
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

Unsure

Never used it. Too many negative comments about this item. Also seems the circuit board is loose…peeking through the vent on unit. Decided to return than take a chance with it.

Review from walmart.com
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Aug 12, 2026
Reviewer name: Mark
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

doesn't work

I think this one's defective doesn't work

Review from walmart.com
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reply from Stanley12Volt

Please contact customerservice@baccusllc.com for assistance with this product.

Nov 1, 2025
Reviewer name: DeeDee
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

Didn't work-

This won't change the battery in my van. I also just watched the video on youtube, and the man tried twice to start his corvette, and it didn't work.

Review from walmart.com
Helpful?3UY8NPDO6VJ813952803930