There are only a couple points we don't love concerning the Nanit Professional: it's a sleep, breathing, and movement monitor only when the baby wears specified clothing and only when the camera is mounted to particular stands. Plus, the app will drain your phone battery. The handheld monitor has arrows https://walking-with-a-cane09639.blogoxo.com/32856885/everything-about-fetal-doppler-for-dogs