SQ666 Finger Rings Waterproof Fitness Tracker with Heart Rate, Blood Oxygen & Sleep Monitoring for Active Lifestyle

Health rings: Caring for yourself from the smallest details, the intelligent health rings records every heartbeat, delivering care and concern for your health at every moment.

Blood oxygen detection: The portable blood oxygen detection rings easily monitors your blood oxygen saturation, you can ensufe you respiratory health and live.

Temperature detection:Real-time monitoring of temperature changes, intelligent warning of abnormal fever, protect your health, keep you comfortable and at ease in any environment.

Sleep recommendations: Detect health data around the clock and uploading it to the app in realtime to give accurate health advice.

Heart rate detection: 24hrs/7-day heart rate monitoring, capturing every heartbeat, allow you to know your heart rate changes and guard your heart health.

Motion monitoring: indoor running, outdoor running, treadmillfitness walking...

Lightweight and thin: craft from quality materials, feel virtually no weight on your finger yet monitors your vital health around the clock, ensuring you are always at your best.

Specifications:

Material: stainless steel

Color: white, black(optional)

US Size: 8, 9, 10, 11, 12, 13(optional)

Size 8 Inner Diameter: about 18.1mm/0.71"

Size 9 Inner Diameter: about 18.9mm/0.74"

Size 10 Inner Diameter: about 19.8mm/0.78"

Size 11 Inner Diameter: about 20.6mm/0.81"

Size 12 Inner Diameter: about 21.4mm/0.84"

Size 13 Inner Diameter: about 22.2mm/0.87"

Note:

Please allow 1-2cm errors due to manual measurement.

Please allow for slight color differences due to different display resolution.

Package includes: