Smart Ring Fitness Tracker - Heart Rate Monitor, Sleep Tracking, Activity Tracker for Women & Men, 5-7 Day Battery Life, Waterproof Wearable Tech (Black, Size 10, 19.8mm Diameter) | Perfect for Gym, Running & Daily Health Monitoring

[Size Before You Buy] BUDAOLIU ring sizes differ from standard ring sizes. Before purchasing the BUDAOLIU Smart Ring, please check the size chart carefully.

[Smart Ring for Your Activity Tracker] Smart Ring Health Tracker can easily track your steps, calories, daily activities, body temperature and more through the mobile app.Data and firmware will be updated from time to time, please update to the latest version.

[Your Reliable Sleep Monitor] BUDAOLIU Smart Ring doesn't just measure how long you sleep, it also accurately measures the quality of your sleep. It also tells you how long you have slept, deep sleep, light sleep and how long you have been awake during the night. You can easily view the data via the mobile app. Enabling you to know and improve the quality of your sleep asap.

[Your Instant and Reliable Health Assistant] With years of experience in the field of smart wearable technology, BUDAOLIU Smart Ring with built-in the latest chip, using the latest human structure engineering algorithms and real-time capture technology to provide more accurate body characteristic data. Trusted and praised by 100,000+ Users. We are still on the way!

[Longer Battery Life] The BUDAOLIU Smart Ring provides an impressive 5 day battery life and comes with a mini magnetic charging case that allows you to charge the ring up to 10 times for up to 50 days of continuous use. Ideal for frequent business travelers, travelers and outdoor sports lover, it's a reliable and long-lasting companion for your health!

[What You Get] 1*Smart Ring, 1*Charging Case, 1*Charging Cable, 1*User Manual*1, 1* Warranty Card , and outstanding customer service.