KardiaMobile TV Commercial, 'How's Your Heart?: $84'

A spokesperson asks people on the street, 'How's your heart?" When most people say their hearts are fine, he asks how they know. After all, the heart doesn't have a check engine light. The spokesperson lets them use the KardiaMobile device to check their hearts with a medical-grade EKG. For a limited time, customers can purchase the product for $84 with free shipping.