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Automotive

Car Jump Starter, 1000A Peak 12000mAh Portable Car Battery Booster Pack with Smart Clamp Cables(Up to 6.0L Gas or 3.0L Diesel Engine), 12V Lithium Battery Starter with USB Quick Charge, Type-C PD 60W

Automotive4.6· 128,304 Amazon ratings

Bias-adjusted across 128,304 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Automotive.

94.0%
Percentile · Global
95.3%
Percentile · Cohort
Automotive
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Car Jump Starter, 1000A Peak 12000mAh Portable Car Battery Booster Pack with Smart Clamp Cables(Up to 6.0L Gas or 3.0L Diesel Engine), 12V Lithium Battery Starter with USB Quick Charge, Type-C PD 60W

How the score was built

Amazon ratings
128,304

used for the Bayesian percentile

Raw star average
4.6 / 5

unadjusted Amazon mean

Bayesian avg
4.60

raw rating shrunk to the category prior

Reviewer-graph z
1.000

bias-corrected vs. each reviewer's baseline (0 qualifying)

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Same category · Automotive

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