Health & Household > Wellness & Relaxation > Massage & Therapeutic Devices > Foot Massagers
EMS Digital Electric Foot Massager for Pain Relief
Brand: Generic / OEM
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Audited BOM: 4 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 generic chip and low-quality PCB in the control unit (COMP-002) lead to premature failures (RMA-001) and unsatisfactory performance (REV-001, REV-004).
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