SR1 Smart Ring Waterproof Heart Rate Sleep Monitor Multi-function Finger Ring (with Charging Case) - Black / No.11

• 【24/7 Heart Rate Monitoring】High-precision sensors ensure accurate heart rate tracking day and night.
• 【Blood Oxygen Detection】Records accurate blood oxygen levels, helping you breathe easier and relax.
• 【Comprehensive Fitness Tracking】Track your steps, calories, heart rate, and more with the app’s sports and exercise modes.
• 【Comfortable and Lightweight】Designed for a comfortable, all-day wearable experience, without the bulk.
• 【Health Insights & Professional Analysis】Monitor heart rate, sleep, stress, and exercise for detailed health insights.
• 【Minimalist & Elegant Design】Stylish and simple, combining both elegance and high-performance technology.

Specifications:

• Waterproof: IP67
• Material: Shell: titanium steel
• Weight: About 2.9g
• Chipset: Germany Dialog DA14531
• Memory (ROM+RAM): 128kb ROM + 96kb RAM
• Expand memory: 8M
• G-Sensor: SC7A20C
• Bluetooth-compatible Version: 5.1
• MobileAPP-GPS: Support
• Heartrate sensor: HX3602
• Battery Type: Polymer Battery
• Operating temperature range: 0-50℃
• Battery Capacity: Ring: about 17.5mAh, Charging Case: about 200mAh
• Charging time: 1 Hour
• Theory Standby time: 10-15 days
• Normal using time: 7-8 days
• Charging: magnetic charging
• Software functions and applications:
• Compatibility: Supports Android 5.0 and above versions; For Apple iOS 10.0 and above versions
• Compatible software: Working with Nova Smart Ring
• APP: JYOUPRO

Size: (Thickness: 2.8mm)

• #6: Inner diameter: 16.5mm
• #7: Inner diameter: 17.4mm
• #8: Inner diameter: 18.2mm
• #9: Inner diameter: 19.0mm
• #10: Inner diameter: 19.9mm
• #11: Inner diameter: 20.7mm
• #12: Inner diameter: 21.5mm
• #13: Inner diameter: 22.3mm