Health & Household > Medical Supplies & Equipment > Braces, Splints & Supports > Muscle Stimulators & Accessories > TENS Units
TENS Unit Muscle Pain Relief DNT
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 choice of a low-cost battery without adequate BMS (ENG-002) directly leads to charging failures and rapid degradation (RMA-001), resulting in negative reviews regarding product lifespan (REV-001, REV-005).
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