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7.4v/5v 20000mAh Heated Vest Battery

1 source-linked failure report. Most reported: Fire / ignition. Typical failure around 1 mo.

Reliability signal — · Insufficient data · data confidence Very Low

1 confirmed failure reports

Reliability summary

What is likely to go wrong, when it happens, and how expensive it can be — from source-linked failure reports. Counts are reports in our database, not a population failure rate.

Reliability signal

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1 confirmed failure report · Insufficient data · Data confidence: Very Low

Need at least 5 confirmed failure-signal reports before showing an A–F grade.

Most common issue
Fire / ignition
Typical first failure
1 mo
Median of confirmed reports with timing
Median repair cost
—
Reported costs only · market varies
Highest reported repair
—
Not a quote · costs differ by country

What breaks?

Failure types

Click a type in the reports section below to filter.

  • Fire / ignition1 · 100%

When does it break?

Failure timing

Months after purchase, using reports that included timing.

What does it cost?

Reported repair costs

Distribution of owner-reported repair costs— not a quote or guarantee. Labor and parts prices vary by country.

No reported repair costs yet for this model.

Median months to failure

1

Failure reports

1

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Median repair cost

—

Still recommend

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% repaired

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% mfr warranty

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% extended warranty

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% support helpful

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What breaks?

What breaks? · reports

Fire / ignition

Batteries (884)

1 months

Government / agencyIndexed Oct 16, 2026Source-linkedVerify source — SaferProducts.gov incident

SaferProducts.gov consumer incident report 20250102-D9987-2147334190. Severity: Incident, No Injury. Product: 7.4v/5v 20000mAh Heated Vest Battery (https://www.amazon.com/dp/B0DDPZX598?ref=ppx_pop_mob_ap_share). Incident: Hello On November 24th I bought a battery for a heated vest on Amazon ./ ... https://www.amazon.com/dp/B0DDPZX598?ref=ppx_pop_mob_ap_share I wore it a couple of times as it powered a heated vest. On December 4th 2024, I wore the heated vest and battery for work. Got home after work and set it on the table next to my bed to recharge. I went to my bedroom at approximately 9:30pm. I unplugged the battery from the charging cable and left it on the table next to my bed. At approximately 11pm. This battery spontaneously combusted. The sound of the battery exploding and fire woke me up. I jumped up and ran from the upstairs bedroom to the garage to get a fire extinguisher. I ran back upstairs to the flames and put out the fire. I started a fan blowing the smoke and fire extinguisher contents out the windows. I went to check on the carpet to make sure the fire was out. I discovered a pile of plastic burnt into the carpet. But it felt hot to the touch, At which point I ran back to the garage and got a hammer to remove the glob melted into the carpet. I discovered burning embers under the glob. I poured water onto this. Then cut out the carpet and carpet pad to confirm it was no longer burning. If this battery had exploded at 11AM instead of 11PM my wife and I would have been at work and likely would have lost our house. It's shocking to think a $60 item can destroy your home. I have been very disappointed with Amazon for not pulling this product off the site. And disappointed that the Seller has not made contact with me about the request to pull the product. And the requested refund

UnverifiedEvidence ★★★★☆
View report details

Months until failure

1 months

Repair cost

Not stated

Repaired

Not stated

Manufacturer warranty

Not stated

Extended warranty

Not stated

Support helpful

Not stated

Would recommend

Not stated

AI extraction confidence

88%

Verification status

Unverified

Evidence quality

★★★★☆ (4/5)

Discussion

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