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NJYUAN RS200 Smart Ring IP68 Heart Rate Smart Ring
❤️ Heart rate measurement
💉 Oximetry
🩸 Blood pressure measurement
💤 Sleep monitoring
🚶 Step Count
🌡️ Temperature measurement
😓 Emotional stress testOriginal price was: $49.99.$34.99Current price is: $34.99. -
NJYUAN R8 Heart Rate Multi Sport Mode Track Smart Ring
Master chip: NORDIC NRF52832-CIAA
Charging chip: SiyuanSY8602
Accelerometer: QMA6100P
Battery: 23mAh,3.7/4.2Vlithium batteryOriginal price was: $59.99.$39.99Current price is: $39.99.