Sleep Oxygen Monitor w Vibration Alert for Snore & Sleep Apnea w Free APP, Bluetooth Wrist Pulse Oximeter Tracking Overnight Oxygen Saturation Level, Anti Snoring Mate for CPAP Machine

Why WellOxy Checkme O2? WellOxy Checkme O2 wrist pulse oximeter records SpO2(blood oxygen level), pulse rate, and motion overnight during sleep. CE/JPAL/FCC/POHS certificated.Smart Vibration Alert The vibration alert strength is adjustable, it quiet and gently wakes you if SpO2 drops below your defined threshold(80%-95%), that reminds you to adjust sleep posture to reopen your airway so that y...