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Tools & Home Improvement

CHENBO 3Pcs DC 1.8V 3V 5V 6V 12V 2A PWM Motor Speed Controller Low Voltage Motor Speed Control Switch 1803BK PWM Adjustable Drive Module

Tools & Home Improvement4.5· 30 Amazon ratings

Bias-adjusted across 30 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Tools & Home Improvement.

61.2%
Percentile · Global
52.0%
Percentile · Cohort
Tools & Home Improvement
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CHENBO 3Pcs DC 1.8V 3V 5V 6V 12V 2A PWM Motor Speed Controller Low Voltage Motor Speed Control Switch 1803BK PWM Adjustable Drive Module

How the score was built

Amazon ratings
30

used for the Bayesian percentile

Raw star average
4.5 / 5

unadjusted Amazon mean

Bayesian avg
4.34

raw rating shrunk to the category prior

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Same category · Tools & Home Improvement

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