Smart Ring for Women Men No Subscription Fee, 50M Waterproof Health Tracker, 24/7 Heart Rate & Sleep Monitoring, HRV & Stress Tracking, 140+ Sport Mode Fitness Ring Gen 4 for Android/iOS
[Size Before You Buy] AutrefoisElf smart ring for women and men utilizes a unique sizing system. Available in Size 6-14, we strongly suggest referring to our size chart and measuring your finger circumference carefully. Using the sizing kit before purchase ensures the comfortable wearing experience and optimal sensor performance.
[24/7 Health Monitoring & No Subscription] Gain deep insights into your body with 24/7 heart rate, HRV, sleep, stress levels and oxygen saturation. This fitness tracker helps you understand your physical trends without any subscription fees.
[30-Day Power & Dual Charging] Features an ultra-thin 5mm design with a revolutionary dual-charging system. Use the dedicated data cable for a direct charge, or use the portable charging case for up to 30 days of total battery life. A quick 1-hour charge supports 3-5 days of regular use, ensuring you stay powered anywhere.
[140+ Sport Modes & 50M Water Resistant] Whether you are swimming, showering, or hitting the gym, the 50M waterproof rating has you covered. The fitness ring tracks 140+ activities with precision, capturing every step and calorie burned to help you reach your fitness goals.
[Sleep Tracking & Smart Versatility] With a 5mm thin and lightweight build, this smart ring tracks deep, light, REM sleep stages and calculates sleep quality scores. Compatible with Android and iOS, it provides female cycle tracking and a shake-to-capture remote camera function.
