KardiaMobile 6L has two electrodes on the top for your fingers, and one on the bottom to contact the skin of your left leg. KardiaMobile 6L delivers EKG leads I Il Il aVL, aVR, and aVF. All without messy gels and wires.Never before has more heart health information been available at your fingertips. Share detailed 6-lead EKGs with your doctor for a better view of your heart. And help your doctor provide you with even better care. KardiaMobile 6L with KardiaCare gives you the power to record six-lead EKGs and detect 6 of the most common arrhythmias—the most advanced personal EKG technology in the world.