Smart Rings for Men, Fitness Trackers for Women – Sleep Tracking Wearable – Heart Rate – Blood Oxygen – IP68 Waterproof, Compatible with Android & iOS（Black）

Specification
Waterproof rating IP8
Thickness: approx. 3 mm
Material: Medical grade stainless steel, epoxy inner ring
Weight: approx. 4.4 grams
Color: Black, Gold
Size: 8#, 9#, 10#, 11#
Battery type: Lithium-ion polymer Lithium-ion polymer
Battery capacity: approx. 17mAh
Smart bracelet charging time: 1 hour
Theoretical standby time: 15 days
Normal use time: 5-7 days
Charging method: magnetic charging
Included components:
Box *1, manual *1, data cable *1, smart bracelet *1

【Lifetime Subscription Fee Free】Smart Ring Health Tracker data can be easily viewed through the mobile app without any subscription fee. Smart Ring supports Android 5.1 and iOS 8.0 and above.
【Sleep Ring: Comprehensive Sleep Analysis】Comprehensive understanding of sleep behavior and physical condition by analyzing sleep efficiency, latency, time, stage, movement, temperature and more. The sleep tracking feature makes it an ideal health companion.
【Health Ring: Enhance Your Health】Experience a variety of indoor and outdoor activities with the Smart Ring app. Easily track steps, distance, calories and pace by simply wearing the ring. Analyze mapped routes and detailed workout data to improve your performance and exceed your limits.
【Smartphone Camera Remote Control】The ring doubles as a remote shutter release, allowing you to take selfies or group photos without help. You can easily record the perfect shot even when you are alone. It can also be used for video scrolling, eBook page turning and music control.
【20 Exercise Modes and Fitness Tracker】The Smart Health Ring tracks your activities throughout the day with high precision. For example, the Fitness Ring tracks your steps, distance walked and calories burned. In addition, the Smart Ring features different exercise modes such as walking, running and cycling. The ring tracks and scores your activities to encourage a more active lifestyle!
【Smart Ring: All Day Monitoring】This smart ring utilizes energy-saving technology to ensure continuous monitoring for 3 to 5 days without recharging. Made of medical grade stainless steel for comfort and waterproof to IP68 for longevity.