Health features include tracking steps, calories, floors, 24/7 heart rate tracking, sleep tracking, guided breathing sessions, personalized reminders, female health tracking, reminder to moveSmart features include apps for weather and more, call, text, calendar and app alertsFitness features include swimproof, real time heart rate zones, workout goals and stats, multi-exercise modes, real time pace and distance with phone GPS, cardio fitness levelDay-to-night design features battery life up to 7 days, multiple clock facesAccompanied by small and large wristbandsCompatible with iPhone, Android or Windows phone and Mac or PCAluminum tracker, Synthetic band Imported