Min. Order Reference FOB Price
2 Pieces US$84.00 / Piece
Product Description
Details of FOIRing: --7 sizes for choice, One piece is only 4-6g --Multiple functions especially the Professional Sleep Monitoring featuring (Sleep Monitoring, SpO2 Monitoring, Heart Rate Monitoring, HRV Monitoring) --IP68 waterproof grade Water-resistant to 50 meters --Tech Ducable Titanium &...