R11C SIZE 9 Smart Ring, Support Heart Rate / Blood Oxygen / Sleep Monitoring / Multiple Sport Modes(Black)

About Product
1. Chipset:Realtek
2. Bluetooth: 5.2
3. Sensor chip: ST LIS2DOC
4. Battery Capacity: 15mAh (18mAh for size 11 and above)
5. Battery life: 5-7 days of use and 15 days of standby
6. Charging time: around 1.5 hours
7. Waterproof: 1ATM
8. Size 9: Dia 19.1mm; Circumference 60mm
9. Charging method: Magnetic charging
10. Compatible system: Android5.1 or above, iOS8.0 or above
11. APP: QRing
12. 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, Malay

Packing List:
Smart ring x 1
Charging cable x 1
User manual x 1
Original retail box x 1