• Comfortable and lightweight wearing experience, multiple sizes
• Ultra-long battery life, equipped with a charging case, 10-15 days of standby, 10 days of use, the charging case can fully charge the device 8-10 times
• Multiple health modules, such as blood oxygen, heart rate, sleep, it can provide detailed insights and professional analysis reference

Specifications:

• Waterproof: 5ATM
• Material + process: stainless steel + potting process
• Size:
• #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)
• Thickness: 2.5mm
• Chipset: Dialog DA14531, ultra-low power consumption, more durable
• Memory: 128Kb ROM + 96Kb RAM
• G-Sensor: SC7A20
• Bluetooth Version: 5.1
• MobileAPP-GPS: Yes
• Heart rate sensor: Tianyi 3602
• Battery Type: Polymer pure cobalt battery
• Operating temperature range: 0-50℃
• Battery Capacity: About 17.5mAh
• Charging time: 2 hours
• Theory Standby time: 10-15 days
• Normal using time: 10 days
• Charging: Magnetic charging + charging box
• Compability: Support Android 5.0 and above; Apple IOS 10.0 and above
• APP: JYOUPRO
• Heart rate: APP initiates heart rate test/all-day dynamic heart rate trend and data analysis/heart rate data analysis/recent 7 heart rate measurement trends/heart rate history data
• Sleep: sleep data statistics, sleep ratio, sleep score, sleep analysis, average sleep heart rate, etc.
• Blood oxygen: APP initiates blood oxygen test/recent 7 blood oxygen data/recent 7 blood oxygen saturation measurement trends/blood oxygen history data
• Operation: The ring has no touch and no buttons; App initiates exercise and function test