Electronics > Accessories > Battery Chargers
4-Bay AA AAA Battery USB Charger KA-1938
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 lack of adequate protection against overcharging and deep discharge (ENG-001) in the charge controller IC (COMP-004) leads to overheating (REV-004), resulting in battery damage such as swelling and leakage (RMA-001, REV-001).
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