The Ring 5 from Oura is an innovative smart ring that combines a variety of health functions in an elegant and lightweight design. Weighing just 4 grammes and made from high-quality titanium, this ring offers not only comfort but also durability. It is equipped with advanced sensors that enable precise temperature detection, oxygen saturation monitoring and sleep recording. In addition, the ring measures heart rate and utilises an accelerometer to capture movement data. Connectivity via Bluetooth enables easy synchronisation with mobile devices so that users can keep an eye on their health data at all times. The Ring 5 is therefore an indispensable gadget for anyone who wants to actively monitor and improve their health.