Fitness tracker maker Misfit paired up with fashion jewelry manufacturer BaubleBar to provide a fashionable way to wear the Misfit Flash fitness and sleep monitor. The accessories include a locket that holds the thin pink Misfit Flash tracker with an oval-link 32" chains. Includes sports bracelet and sports clip. The tracker uses a standard CR2032 coin cell, included. Bluetooth sync. iPhone, iPod, iPad, Samsung Galaxy, Note, Google Nexus and Android compatible.