R11 SIZE 8 Smart Ring, Support Heart Rate / Blood Oxygen / Sleep / Multiple Sports Modes(Black)

The R11 SIZE 8 Smart Ring tracks heart rate, blood oxygen, sleep, and multiple sports modes. It is designed for everyday use.

• Product type: Smart Ring
• Compatibility: Android 5.1 or above, iOS 8.0 or above
• Chipset: Realtek
• Bluetooth: 5.2
• Sensor chip: ST LIS2DOC
• Battery Capacity: 15mAh
• Battery life: 5-7 days of use, 15 days of standby
• Charging time: About 1.5 hours
• Waterproof: 5ATM
• Size 8: Diameter 18.3mm; Circumference 57.5mm
• Charging method: Wireless charging
• APP: QRing
• APP support language: Multiple languages including English, Spanish, and Chinese
• Function: Step count, distance, calorie calculation
• Health management: heart rate measurement, blood oxygen saturation, sleep tracking, multiple exercise modes, stress, heart rate variability
• Touch function: single point switching display function
• Display: time, steps, heart rate, battery level, likes count
• Other functions: remote control for taking photos, searching for rings, gesture control, gaming, female cycle
• Packing list: Smart ring x 1, Charging cable x 1, User manual x 1, Original retail box x 1