Brand: AliveCor Compatible Devices: Smartphones Screen Size: 6 Item Dimensions LxWxH: 3.54 x 1.18 x 0.28 inches Item Weight: 24 Grams ACCURATE AND DETAILED EKG RESULTS. KardiaMobile 6L records a medical-grade, six-lead EKG and provides FDA-cleared determinations of your heart rhythm in just 30...