SATHeart technology is primarily based upon light sensing to scan the blood vessels at different depths, thus providing a very powerful tool for the analysis of the vital organs as well as the blood vessels and nervous system. This mature technology is now pervading a lot of wearables and noteworthy smartwatches. The sensor is augmented by an electrocardiogram sensor (2-leads) for precise heart function assessment.

SATHeart is different from anything else on the market as it is not meant to be worn permanently on the body (except for sleep analysis), but rather used at rest not moving to extract the most accurate health parameters (finger tips or arm),