New R1 R2 Smart Ring Pedometer Heart Rate Blood Pressure Blood Oxygen Sleep Monitoring Smart Ring

Black 18 inches
$74.45
$74.45
New R1 R2 Smart Ring Pedometer Heart Rate Blood Pressure Blood Oxygen Sleep Monitoring Smart Ring

New R1 R2 Smart Ring Pedometer Heart Rate Blood Pressure Blood Oxygen Sleep Monitoring Smart Ring

$74.45
$74.45
Color

Master NORDIC NRF52832

Charging chip Siyuan SY8602

Acceleration sensor QMA6100P

Battery 18mAh, 3.7/4.2V lithium battery

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