Feature: 1. All Day Activity Tracking: This smart ring tracks your steps, distance, calories burned, and more throughout your day, motivating you to adopt a positive life style. The APP is suitable for Android devices, allowing you to view your data anytime. 2. IP68 Water Resistant Rating: With an IP68 water resistant design, this smart health ring can be worn in various daily water related activities like washing hands, showering, and swimming, while sensors continue to record your health data. 3. Energy Efficient Long Battery Life: Energy saving technology ensures that this smart ring fitness tracker can continuously use for 7 days on a single charge without interruption. 4. Reshape Health Living: More than just a health monitoring device, this smart ring promotes an active life style. By recording and analyzing your health data, it motivates you to make better life style choices to maintain health, vitality, and balance. 5. Ideal Gift Choice: Lightweight, stylish, and comfortable, the wearable smart ring makes an ideal gift that will make your loved ones feel special and appreciated. Great for weddings, graduations, housewarming parties, and more. Specification: Item Type: Smart Health Ring Material: Stainless Steel Color: Silver Gold Ring Battery Type: Li Ion Battery, 18mAh (Shipped with Built in Battery) Ring Standby Time: Approx. 7 Days Ring Charging Time: Approx. 60 Minutes APP: for JYouPro. Package List: 1 x Smart Ring 1 x User Manual 1 x Charging Cable