2026 Smart Ring for Women & Men, Sleep Health Fitness Tracker with Heart Rate, Blood Oxygen HRV & Stress Monitoring, No Subscription, IP68 Waterproof, iOS & Android Compatible, 5-7 Day Battery Life

Key features

• 【No Subscription Smart Ring】 No monthly fees or subscriptions required. Track sleep, heart rate, blood oxygen, HRV, stress, and daily activity with full access to the app features after purchase.
• 【Sleep & Health Tracking】 TrackJoy smart rings keep track of sleep duration and sleep stages, including deep, light, REM, and awake time. The ring also monitors heart rate, blood oxygen, HRV, stress, and daily activity to help you keep up with your health and fitness.
• 【5–7 Days of Battery Life】 Enjoy 5–7 days on a single charge, with the included charging dock providing up to 12 days of total use. The TrackJoy smart ring keeps you powered through travel, workouts, and everyday use.
• 【Lightweight & Comfortable】 Made for all-day and overnight wear with a lightweight design and sleek inner surface. The screen-free, vibration-free design keeps things simple and comfortable while you sleep, work out, or go about your day. A thoughtful gift for family and friends, perfect for birthdays, Christmas, holidays, and special occasions.
• 【IP68 Waterproof & iOS/Android Compatible】 Wear it during workouts, showers, swimming, and everyday activities. The IP68 waterproof design helps protect the ring from water, while iOS and Android compatibility makes it easy to check your health and fitness data on your phone.