Sonohealth portable EKG/ECG heart monitor gives users peace of mind. Uses advanced sensors to monitor arrhythmia, archiving up to 300 readings for future reference. Easy-To-Read LCD screen displays heart rate, beats per minute, and ECG wave patterns in real-time. Free unlimited data storage SonoHealth app is compatible with virtually any Apple or Android device. Easily email or print vital statistics to give your physician the best understanding of your heart health. Click here for more information.