Beauty & Personal Care > Personal Care Appliances > Nail Care > Nail Tools > Electric Nail Polishers
Electric Nail Trimmer MAJ-005
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 use of a generic Li-ion battery without an adequate protection circuit (BMS) (ENG-002) leads to accelerated capacity degradation and charging failures, resulting in devices that do not turn on or have short battery life (RMA-001, RMA-005), as evidenced by consumer complaints (REV-001, REV-005).
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