olywear pro health is a companion application for the smart bracelet (LJ737). It mainly includes health monitoring such as step counting, multiple exercise modes, and sleep monitoring. Suitable for people who love sports and care about health. sleep monitoring -Accurately measure your sleeping habits and provide different suggestions for your sleep quality. Dial settings -Match a variety of dials as you like to show your colorful life. Sport mode -We provide a variety of exercise modes for you t