Feature: 1. [Smart Chip] Can achieve faster running speed, higher security, and longer transfer distance with powerful computing capability and floating point operation technology. 2. [Fitness Tracking] Set daily exercise goals of 5000 to 10000 steps, the ring will continuously record steps, kilometers, and calories, suitable for various sports modes. You can open the motion trajectory on the APP and record each motion trajectory. 3. [Magnetic Fast Charging] The smart ring supports fast charging, with 18mAh capacity lithium cell, ensuring long endurance, you can check real time battery level on the APP. 4. [Rhinestone Decor] This fitness tracker ring adopts stainless steel casing with rhinestone embellishment, shines confidently, showing personal style. 5. [IP68 Water Proof] The smart ring features IP68 rating, no need to take off in scenarios like washing, showering, swimming, continuously check body condition during activities. Specification: Item Type: Smart Ring Material: Stainless Steel APP: for Darings Battery Capacity: 18mAh, Lithium Cell (Built in) Color: Silver. Package List: 1 x Smart Ring 1 x User Manual 1 x Charging Cable