Alivecor Kardiamobile 1l One Lead Ecg Device is used for monitoring cardiovascular activities. It is a compact, easy-to-use medical device designed to monitor heart activity for individuals with or at risk of heart conditions. FDA-cleared and CE-marked, it pairs with the free AliveECG app on iPhone and Android to instantly detect atrial fibrillation and show if your ECG is normal. Users can view, share, and print detailed reports, making it simple to communicate results with doctors. It is especially recommended for those experiencing irregular heartbeats or pulses.