Tools & Home Improvement > Hardware > Door Hardware & Locks > Door Locks > Smart Locks
Tuya Smart Biometric Digital Surface Mount Gate Lock
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 low-cost biometric sensor (COMP-001) is the root cause of the high false rejection rate (ENG-001), leading to customer complaints (REV-001, REV-005) and returns due to recognition failure (RMA-001).
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