Yesido IO33 Health Monitor Smart Ring supports body temperature, heart rate, blood pressure, and female physiological cycle tracking. Features: 1. Made from high wear-resistant stainless steel with enhanced hardness 2. Health monitoring functions include steps, distance, calories, blood pressure, heart rate, and 24-hour heart rate detection 3. 50M (5ATM) waterproof, suitable for swimming 4. Body temperature monitoring with female physiological cycle reminder 5. Supports health data synchronization via IP 6. Equipped with a high-performance chip for stable data transmission 7. Supports remote control functions for handheld devices 8. Real-time heart rate monitoring Specifications: 1. Material: Aluminum alloy + resin 2. Chip: RTL8762 ESF 3. Battery capacity: 15mAh (57mm, 60mm), 18mAh (63mm, 65mm, 68mm) 4. Health monitoring: Steps, distance, calories, photo taking, blood pressure, heart rate (24-hour detection), body temperature (female physiological cycle reminder) 5. Waterproof rating: 50M (5ATM), suitable for swimming 6. Supports IP-synchronized health records, remote control function, real-time heart rate detection Package includes: 1. Main unit x 1 2. User manual x 1 3. Charging cable x 1 4. Model ring x 1 5. Charging box x 1