Feature:1. Gesture Swing Instant Photography: Innovative design, allowing you to easily shoot beautiful moments anytime and anywhere. Control the camera remotely, and easily become your own professional photographer.2. Gesture Video Browsing, Motion Sensing Games: Built in motion gesture feature, please put on the ring. Quick double tap with finger to switch video. Built in motion game feature, enter it in the APP. Please wear the ring and wave your finger. The game follows the operating.3. Multiple Sports Modes: Accurately record steps, calorie consumption, distance and more. Observe your various sports modes throughout the day, and view the ring's data for corresponding time periods in real time on the APP.4. Comfortable: Smart ring use lightweight, skin friendly, high strength aluminum alloy, it can easily cope with daily bumps without damaging its elegant shape. Bluetooth health ring is stylish, and comfortable to wear.5. Long Battery Life: A single charge lasts about 5-7 days. Daily energy consumption, daily step count, daily weekly monthly data visualization, data will not be interrupted, magnetic charging is more convenient, greatly improving the ring's battery life performance.Specification:Item Type: Smart Ring Health TrackerMaterial: Aluminum AlloyRing Battery Type: Li ion Battery, 18mAh (Shipped with)APP: for EcTriBluetooth Version: BLE 5.1Bluetooth Range: 3-5 MetersWater Resistant Rating: IP68.Package List:1 x Smart Ring Health Tracker1 x Charging Cable1 x User Manual