Wellue Oxylink Remote Sleep Monitor Bluetooth with WiFi Stick for Real Time Monitoring, Portable HR Tracker Audible Reminder Free APP for Adults Rechargeable

* Remotely monitor - With WiFi stick, you can track your family's real-time data of 02 level and heart rate no matter where you are. By sharing the code on the app, your family/ friends can view the same data on their phone anywhere in the world so long as they have mobile devices and wireless network (Wi-Fi/4G/5G) access. * Audible reminder on your Phone - Remote linker can remotely trigger the sound warning on the mobile app. This allows the family members to get alerted by low O2 readings of the wearer even when they are in totally different places. * Portable and Comfortable 02 Monitor - The soft ring sensor makes it comfortable to wear and never comes off your finger during daily use. This product is for sports and aviation use only. * Continuous Monitoring: By wearing the device, you can easily check on your 02 level, heart rate and perfusion index at easy day and night. * Track Data on your Phone: With free app for iOS and Android, displays and record 02 and heart rate in real time, storage unlimite...