Oura Ring 4 Smart Fitness Ring, All-Titanium, Silver, Size 6, Up to 8 Days Battery Life, Health Activity Tracker JZ90-54217-06 Manufacturer-TRENDnet its gray exterior is inspired

its gray exterior is inspired by natural stone while its smooth

Made from puncture- and rust-resistant 18/8 stainless steel

Weighing only 21 pounds

Safety Features and Stable Design: Includes a safety sensor preventing accidental starts and steel claws on the base to securely grip surfaces during use

the charger automatically switches to maintenance mode once batteries are fully charged

Oura Ring 4 Smart Fitness Ring, All-Titanium, Silver, Size 6, Up to 8 Days Battery Life, Health Activity Tracker JZ90-54217-06 Manufacturer-TRENDnet its gray exterior is inspiredThe Oura Ring 4 represents the latest advancement in smart ring technology, crafted from lightweight and durable titanium for all day comfort and water resistance. Powered by Smart Sensing, it continuously monitors over 50 health metrics such as sleep stages, heart rate variability, stress levels, activity types, and womens health parameters including menstrual cycle tracking. Its adaptive sensing platform personalizes data collection to provide