Health & Household > Health Care > Pain Relievers > TENS Units
TENS Muscle Pain Relief Device
Brand: Generic / OEM
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Audited BOM: 7 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 battery without adequate protection (ENG-001) leads to premature failures (RMA-001) and customer dissatisfaction, as reported by users whose devices won't turn on or batteries don't hold a charge (REV-001, REV-004).
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