R9 Lusso Smart Ring Ossigeno nel Sangue Frequenza Cardiaca Monitor Sonno 5ATM Impermeabile
Waterproof Level:5ATM Waterproof. Magnet Cable(With SMT Protect IC). G Sensor:QMA6100P. Heart Rate Sensor:HX3605. /iOS: 11.0 or higher. 2:Scan the following QR code and download “ECTRI". Battery capacity:18mAh.