HealthTree Bluetooth Pulse Oximeter Fingertip Blood Oxygen Saturation Monitor and Pulse Rate Monitor for Apple and Android with OLED Screen 2*AAA Batteries and Lanyard Included

Note ·First you nedd to download and register the APP at Apple Store / Google Play by searching "Oxi tracker". If you have any problems registering please contact us we provide free registration service ·There is no need to manually match the Bluetooth and the app. Turn on the Bluetooth function and open the app. At this time it will automatically match successfully. ·First to add a family member this time measuring history data is saved to the family members if you do not add family members you will not be able to query historical data ·This oximeter is not suitable for overnight monitoring What makes this Oximeter outstanding among the others? 1.This Bluetooth Oximeters are produced by FDA certified manufacturer. Oximeter must be highly accurate stable and intolerable to mistake. 2.Unlimited data storage on cloud through APP for meaningful results that you can track over time and share with family or doctor for diagnostic reference without a step out of home. 3.Shows the SpO2 Plethysmograph and Perfusion Index visually other than the readings. Specifications: 1.Operating System: iOS; Android 2.SpO2 Measuring Range: 0% to 100% 3.SpO2 Measuring Precision: ± 2% 4.Heart Measuring Range: 25bpm to 250bpm 5.Heart Measuring Precision: ±1 bpm 6.PI Measuring Range: 0.2% to 20% 7.PI measuring Precision: ±1% 8.Power: 2 AAA betteries 9.Weight: 55g (with batteries)