Electronics > Accessories > Battery Chargers
AA AAA 9V Battery Charger KA-1361, Dual Voltage 100-240V
Brand: Generic / OEM
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Audited BOM: 12 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 undersized power transformer (ENG-002) and low-quality charge control circuit (ENG-001) cause battery overcharging and overheating, leading to damage and safety risks (RMA-002, REV-001).
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