R09 SIZE 12 Smart Ring, Support Heart Rate / Blood Oxygen / Sleep Monitoring / Multiple Sports Modes(Black)

About Product 1. Chipset: Realtek2. Bluetooth: 5.23. Sensor chip:ST LIS2DOCTR4. Battery Capacity: 14mAh5. Battery life: 5-7 days of use and 15 days of standby6. Charging time: About 1.5H7. Waterproof: 5ATM8. Size 12: Dia 21.6mm; Circumference 67.8mm9. Charging method: Magnetic charging10. Compatible system: Android5.1 or above, iOS8.0 or above11. APP: QRing12. APP support language:Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Türkiye, Hebrew, Greek, German, Italian, Latvian, Czech, Slovak, Slovenian, Japanese, French, Polish, Thai, Estonian, Swedish, Lithuanian, Simplified Chinese, Traditional Chinese, Romanian, English Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean, MalayPacking list:Smart ring x 1Charging cable x 1User manual x 1Original retail box x 1