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Portable LED Book Light MM-YDD
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 use of an LED Chip (COMP-001) with a low-quality driver (ENG-001) results in visible flicker, leading to eye strain complaints (REV-001) and returns due to lighting failure (RMA-004).
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