SY01 LED Display Screen Smart Ring Waterproof Connected Ring Oxygen Sleep Monitoring Health Tracker Multi Sport Modes Smart Ring

High-concerned chemical : None Model Number : SY01 Metrics measured : Heart Rate Monitor,Blood Oxygen Monitor Certification : ce Origin : Mainland China Brand Name : alloet Origin : Mainland China Thickness : 2.6mm Chipset (main chip model) : PAR2860 - ultra-low power consumption, longer lasting Memory (ROM+RAM) : 512KB ROM + 32 KB RAM Sensor : SC7A20H BT version : 5.0 Support APP-side GPS data : yes Heart rate sensor model : Tianyi 3918 Battery type : polymer pure cobalt battery Working temperature : 0-50 Feature 1 : LED Display Screen Smart Ring Feature 2 : Sleep Monitoring Health Tracker Feature 3 : LED Screen Display Health Monitor Feature 4 : Smart Ring LED Screen Display Feature 5 : Fitness Tracker Ring Health Monitor