Feature:1. Elegant Minimalistic Design: Our smart ring features a stylish, stainless steel interior that redefines wearable technology, combining exceptional aesthetics with excellent performance for the modern user.2. Comprehensive Activity Tracking: With multiple sports modes, including walking and cycling, the app provides detailed insights into your performance, empowering you to make informed decisions to enhance your fitness journey.3. Health Monitoring at Your Fingertips: The smart ring acts as a health tracker, allowing you to seamlessly check exercise duration, distance, calorie burn, and sleep quality through a user friendly app.4. Mobile Photography Control: Connect to your smartphone and use the smart ring to catch amazing photos effortlessly, turning you into a photography master with just a simple action.5. 5ATM Water Resistant: This fitness tracker ring features a fully sealed design with 5ATM water resistant, making it suitable for swimming and diving at depths of up to 1000 meters.Specification:Item Type: Smart RingMaterial: Resin, Stainless SteelRing Color: BlackCharging Case Color: WhiteRing Battery Type: Built in 20mAh Lithium ion Battery (included)Charging Case Battery Type: Built in 200mAh Lithium ion Battery (included)Chipset: AC6323APP: For Smart Health (Scan the QR code on the manual for download)Compatible System: For Android 5.1 (or above), For 8.0 (or above)BT Version: BT 5.0APP Software Functions: Step count, distance, exercise data recording, fitness monitoring, smart photography, adding friendsMultiple Sports Modes: Running, cycling, rope skipping, walking, climbing, yoga, golf, dancingSupported Languages: English, Chinese Simplified, Traditional, Russian, Ukrainian, German, French, Italian, Spanish, Portuguese, Polish, Greek, Romanian, Hungarian, Czech, Slovak, Irish, Croatian, Swedish, Danish, Finnish, Arabic, Persian, Norwegian, Japanese, Korean, Thai, VietnameseWater Proof Level: 5ATMCharging Time: Approximately 1-2 hoursBattery Life: 3-5 days of use, 7-10 days standby.Package List:1 x Smart Ring1 x Charging Case1 x Charging Cable1 x User Manual