hot sell connect health smart ring with blood pressure ecg heart rate fitness sleep tracker monitor for men android phone 2301A

1 24/7 Real-time Heart Rate Tracker: J-Style 2301A smart health rings 24/7 continuous heart rate monitor.
2 Track daily activitie s: More than 54 sports mode for options.
3 5 ATM professional water resistance: For swimming, showering, snorkeling and rain.
4 High Precise Blood Oxygen Sensor: Track your oxygen levels through out the day for a better healthier exercise, this will help improve endurance and breathing throughout your day and when using workout equipment.
5 Body Temperature, Blood Pressure, HRV & Stress Monitor: J-Style smart rings can monitor the user's activity, start automatic measurement and sport data.

ln stock! Send out in 24 hours, click" Contact Supplier" and pay directly!

Product included:
-SpO2, Body Temperature Smart Rings
-wireless charger box
-User manual

1) 19+ years of OEM/ODM experience 2) One-stop R&D solution including ID, MD, Firmware, Application, Prototyping and Moulding together 3) In-house production manufacture from Semi-products to fully assembled finished products 4) Algorithm & Application development 5) Quick turn prototype & high volume manufacture 6) Professional engineer teams offer technical support once required 7) Specified QC department controls quality & after-sales service 8) Medical approved factory by ISO9001, ISO13485, ISO14001, Sedex, BSCI, etc.
SDK/API are available for App integration.