SR16 SIZE 9 Smart Ring, Support Heart Rate / Blood Oxygen / Sleep Monitoring / Multiple Sports Modes

About Product:
1. Chipset: German Dialog DA14585
2. ROM+RAM: 96kb ROM + 64 Kb RAM
3. Heart rate sensor: Tianyi 3918
4. Battery Capacity: 26mAh
5. Standby/Battery life: 16-20 days/ 4-5 days
6. Charging time: 2 hours
7. Waterproof: IP68
8. Size 9: Diameter 19mm, Thickness 2.5mm
9. Charging method: charging box
10. Compatible system: Android9.0 or above, iOS10.0 or above
11. APP: Jring

Function:
1. Heart rate monitoring,sleep monitoring,blood oxygen monitoring,multiple movement modes
2. Time display,steps, wave your hand to take a picture immediately
3. Access wechat sports and Apple Health,multilingual languages,support for FOTA upgrades

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