• Accurate ring oxygen monitor, tracks your blood oxygen level, heart rate, and body movements every second automatically.
• Silent Vibration Prompts you immediately when low oxygen, low pulse rate, or high pulse rate is detected.
• Record data and store long-term trends on your phone, tablet, laptop, and desktop for free.
• Print and share four-second interval, high-resolution oximetry reports. Bring great help for a home sleep study.
• Transmissive Oximetry technology brings great accuracy, which is more sensitive to your body index and more suitable across all finger sizes.
• No more oppression, the soft silicone material makes it comfortable to wear overnight.
• USB rechargeable, one fully charged battery can last for two nights(12-16 hours).
• Integrate with Apple Health & Fitbit,  data on oxygen levels and pulse rate over time gives you a deeper understanding of your body.