Works without WiFi. NO SUBSCRIPTION REQUIRED : unlimited ECGs, ECG storage on your phone and weight and blood pressure monitoring.
KardiaMobile 1-Lead Personal ECG Heart Rate Monitor - Record ECGs at Home, Detects Atrial Fibrillation, Trusted by The NHS, Results in 30 Seconds, Works with Most Smartphones
KardiaMobile 1-Lead Personal ECG Heart Rate Monitor - Record ECGs at Home, Detec
KardiaMobile 1-Lead Personal ECG Heart Rate Monitor - Record ECGs at Home,
KardiaMobile 6-Lead Personal ECG Heart?Rate?Monitor - Six Views of The Heart, Detects?Atrial Fibrillation, Trusted by the NHS, Results in 30 Seconds, Works with Most Smartphones
Kardia Mobile EKG Monitor KardiaMobile Personal ECG & Heart Rate Monitor 1-Lead