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USB Rechargeable Automatic Water Bottle Pump Dispenser
Brand: Generic / OEM
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Audited BOM: 8 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 use of low-quality carbon brush DC motors (ENG-001) is the direct cause of premature failures (RMA-001) and excessive noise (REV-004, RMA-004), impacting durability and user experience.
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