
Stainless Steel Smart-Bracelet Ring for Blood Oxygen Smart Ring. Aerospace Titanium Alloy: Constructed from high-grade aerospace titanium alloy for durability and lightweight wear. Comprehensive Health Monitoring: Tracks heart rate, blood pressure, blood oxygen, sleep quality, and stress levels. Customizable Colors: Available in Gun, Gold, Rose Gold, Ink Blue, Silver, and Seven Colors customized editions. IP68 Waterproof Rating: Fully waterproof and dustproof, suitable for daily wear and various weather conditions. Long Battery Life: Standby time of approximately 3 to 5 days with wireless charging capability. OEM/ODM Customization: Full support for custom design, logo printing, PCBA, APP, and MD development. Multi-Function Support: Features Bluetooth 5.0, message reminders, keyless unlocking, and remote control capabilities. Wide Language Support: APP supports 16 languages including English, Chinese, Spanish, French, and German.