- Place of Origin: Zhejiang, China (Mainland)
- Brand Name: YF
- Model Number: GM-002
- Package weight: 1.0 kg (2.205lb )
- Exhalation resistance: 100 pa
- Visual field: 70%
- Inhalation resistance: 186Paa
- Unit type: piece
Packaging & Delivery
Specifications1.OEM&ODM manufacture of most international tenders
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