Heart Rate Monitors & Pedometers Santic

DescriptionOrigin : ChinaItem Type : OximetryMaterial : ABSApplication : FingerModel Number : O2RingBrand Name : komwellCertification : CEOxygen Level Range : 70%-99%Pulse Rate Range : 30 to 250 bpmWireless : Bluetooth 4.0 BLECompatible Computer System : Windows 7/8/10Keyword : Sleep Pulse OximeterMobile APP : IOS 9.0 or Adroid 4.4 or aboveWhy us?1> O2Ring has the lghtest, smallest, and the most comfortable ring sensor for overnight continuous monitoring, which is durable and adapted to most fingers.2> Built-in vibrator of O2Ring will vibrate and notify you when oxygen level is lower than your preset threshold, or when your heart rate is too high or too low. Silent vibration, not beep alarm, making …