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Tuya ALPHA-230 Biometric Digital Door Lock
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 low-quality biometric sensor (ENG-001) causes recognition failures (RMA-001), leading to customer dissatisfaction (REV-001, REV-005).
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+4 additional failure modes & return complaint chains locked
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