The award-winning BACtrack Mobile Pro integrates a smartphone app and police-grade breathalyzer to bring blood-alcohol content (BAC) wirelessly to your device. Quickly and easily estimate your blood alcohol content (BAC), track your results over time, and with ZeroLine®, estimate when your BAC will return to 0.00%. You can even call an Uber™ directly from the BACtrack App if you've had too much. Features Bluetooth connectivity, innovative tracking, personalization, and Apple Health integration tools. Ideal for both personal and professional use.