Feature: 1. Multifunctional Smart Ring: Record your steps, distance, calories, and speed, allowing you to always observe your physical health. The light, small ring for all day continuous tracking, adapt to most fingers. 2. Data Sync with APP: Download and pair for SmartHealth APP before using the smart ring. View your data on the APP. Supports for Android 5.0 or for iOS 10.0 and above versions. 3. IP68 Waterproof and Dustproof: Smart health ring with IP68 waterproof technology allows wearing while swimming, diving, or snorkeling up to 1000 meters depth, meeting all your waterproof needs. 4. Long Battery Life: Ultra low power consumption ensures continuous monitoring for 3‑5 days on a single charge without interruption. Perfect gift choice for weddings, graduations, or housewarming parties. 5. Stylish and Comfortable: Designed for both men and women, the smart ring features a minimalist and elegant design that seamlessly blends into any occasion. Made with stainless steel case and resin interior and a comfortable fit, you can wear it all day long without feeling any discomfort. Specification: Item Type: Smart Ring Health Tracker Material: Resin, Stainless Steel Ring Battery Type: Lithium Battery, 20mAh (Shipped with) Ring Life: 3-5 Days, Depending on the Frequency of Use Ring Charging Time: 30 Minutes APP: for SmartHealth. Package List: 1 x Smart Ring Health Tracker 1 x Instruction Manual 1 x Charging Cable