Wello

A prototype iPhone case tested by Engadget aims to provide a comprehensive array of vital signs, encompassing heart-rate, blood pressure, temperature, oxygen saturation & lung function.

Readings are done with your hands in a comfortable position, and the health tracker was able to return our vital signs as well as a fancy ECG graph of our heart in just a few seconds. Out of the box, you’ll be able to pair it with your Wi-Fi scale and fitness tracker, so you can keep an overall picture of your health in the same place … 
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