WearO2 Wearable Health Monitor Pulse Meter with Bluetooth Free APP, Continuously

Description

Wellue WearO2 Wearable Health Monitor Pulse Meter with Bluetooth Free APP, Continuously Tracks SP-O2 & Heart Rate with Notification HR Monitor. Shipped with USPS First Class.
The silicone band is dirty
Wearable Real-Time Monitor: Soft ring sensor makes it comfortable and never goes off from your finger for home daily use. WearO2 don't provide readings during sport.
Health Care: Continuously monitoring and recording O2 level, heart rate and motion, continuous using up to16 hours. Built-in memory for easy on the go.
Free APP for Android and iOS: The Vihealth APP shows the graphic report and trends of O2, heart rate and motion. Data analysis can help you avoid unhealthy conditions and improve your lifestyle.
Smart Notification for Low O2 Level: WearO2 can detect changes of O2 level, active a notification to stir your finger when o2 level drops lower than the threshold, prevent a low-O2 status.