Overview Health Monitoring: Advanced heart rate, blood pressure, and blood oxygen tracking with high accuracy. Multi-Sport Modes: Supports running, cycling, skipping, hiking, yoga, and more for versatile fitness tracking. Smart Connectivity: Bluetooth 5.3 compatibility and seamless integration with iOS/Android apps (SmartHealth). Long Battery Life: 7-9 days standby time and 3-5 days typical usage with efficient power management. Water Resistance: 5ATM waterproof rating for durability during activities. Specifications Material: Stainless steel case Sizes: #6 (16.5mm), #7 (17.4mm), #8 (18.2mm), #9 (19.0mm), #10 (19.9mm), #11 (20.7mm), #12 (21.5mm), #13 (22.3mm) Weight: Approximately 2.9g Colors: Silver, Gold, Black Chipset: AC6323 Memory: Flash 4Mbit, RAM 73KB Sensors: G-Sensor STK8321, Heart Rate Sensor GH3018 Bluetooth Version: 5.3 Battery Type: Polymer Pure Cobalt Battery (15-20mAh) Charging: Magnetic charging/charging case (optional), 1.5-2 hours charging time Operating Temperature: -20�C to 50�C Water Proof: 5ATM Compatibility: Android 8.0+, iOS 10.0+ Packing List smart ring1 user manual1 packaging box1 charging cable1
