O2Ring S9 웨어러블 산소 모니터 사용자 매뉴얼
O2Ring S9 Wearable Oxygen Monitor Specifications Product Name: O2RingTM Type: Wearable Oxygen Monitor Intended Use: Measure, display, and store pulse oxygen saturation and pulse rate of adults Environment: Home or healthcare facilities for sleep or daily use Compliance: FCC regulations,…