Health & Household > Personal Care > Foot Health > Foot Care > Callus Removers
Electric Callus Remover and Foot Exfoliator KA-5521
Brand: Generic / OEM
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Audited BOM: 9 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The low-quality motor (ENG-001) causes excessive vibration and noise, leading to a poor user experience (REV-004) and RMA for motor defect (RMA-004).
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