Mio Slice Heart Rate Activity Tracker Black

Mio Slice is the first wearable to capture your heart rate data all day and translate it into your PAI score. Pai, or Personal Activity Intelligence, is a revolutionary new metric that tracks your body's response to all of your physical activity more than just steps and gives you actionable feedback scientifically proven to help you optimize your health. Slice also offers other features such as sleep tracking, calories burned, smartphone notifications and more all from a stylish water-resistant wristband with simple, one-button operation.