Pulse Oximeter Features Monitor oxygen level and pulse rate continuously Vibration alarm, remind low SpO2 promptly Ergonomic design with skin-friendly material ViHealth app for iOS and Android O2 Insight Pro software for Windows and Mac One full charge for up to 16-hour continuous working Oxygen Saturation Pulse Rate Overnight tracking Vibration reminding

Track Changes and Trigger Reminders as You Wish The powerful wrist-worn pulse oximeter Sleep U™ delivers the continuous readings of SpO2, PR and motion. The data is captured every 4 seconds. User can set the threshold of SpO2 by themselves to trigger the built-in vibration. With all these features, Sleep U™ is an ideal choice for sleep oxygen saturation monitoring. Specifications Physical Weight: 31g (main unit with band and sensor) Oxygen level range: 70% to 99% Size: 49×27×14 mm (main unit) Degree of dust & water resistance: IP22 Pulse Rate range: 30 to 250 bpm Vibration: Triggered by low oxygen...