There are only a couple issues we do not like with regard to the Nanit Pro: it is a sleep, breathing, and motion monitor only when the baby wears specified apparel and only when the camera is mounted to certain stands. Plus, the app will drain your phone battery. m. https://clintg037bku2.jts-blog.com/31819333/indicators-on-the-fetal-doppler-you-should-know