Feature:1. Lightweight Ring: The resin smart ring is designed for couples, featuring a glitter finish and stylish silver color, making it great for daily wear or sports activities. IP68 water proof rating allows you to wear it in various scenarios without worries about sweat or water damage.2. Intelligent Chip: Equipped with a powerful chip for fast operation, enhanced security, and longer transmission range. Enjoy the convenience of setting daily exercise goals, tracking steps, distance, calories, and recording exercise data with different modes through the app.3. Magnetic Charging: The ring supports quick magnetic charging, with an 18mAh polymer battery that offers long lasting battery life. Check the real time battery level on the app for added convenience.4. Water Proof Design: With an IP68 rating, this smart ring can be worn during showers, swimming, or other water related activities, allowing you to monitoring your sleep and body condition without interruptions.5. Aesthetic Craftsmanship: Showcasing a unique design with a matte glitter exterior and non allergenic resin interior, the ring radiates confidence and elegance. The transparent resin material adds a touch of sophistication to your overall look.Specification:Item Type: Smart RingMaterial: Stainless Steel, resinSupport: for Android 5.0 and above, for iOS 10.0 and aboveBluetooth: BLE 5.1Water Proof Level: IP68Working Time: 3-7 daysCharging Method: Magnetic ChargingAPP: DaringsBluetooth Distance: 3-5 metersBattery Capacity: 18mAh, Lithium ion Battery (Shipped with Built in Battery).Package List:1 x Ring1 x User Manual1 x Charging Cable