Oura Ring 5 , size 8 , stealth, like new.
Received a month ago as a gift but size is wrong for me. Very good condition used little and changer still unopened and in original box.
Integration of health monitoring features
The device continuously tracks health metrics such as heart rate, blood oxygen saturation, sleep, stress levels, temperature, steps and calorie burn for personal health monitoring.
Wireless data transmission via Bluetooth
An integrated Bluetooth interface allows the ring to connect wirelessly with mobile devices to synchronise health data.
Lightweight titanium housing
The housing is made of titanium and weighs just 4g, making it ideal for everyday wear.