The FSA/HSA approved Sense-U bundle, which includes the award-winning smart baby monitor 3 and the all-new indoor camera 2, or 2K PTZ camera, is the only baby monitor system that tracks your baby's abdominal movement, sleeping position, feeling temperature while streaming HD video directly to your smartphone, anytime, anywhere. It notifies parents with lights and sounds in the event of any concerning changes, such as slow abdominal movement, sleeping on stomach, temperature too high / low, or detected motion / sound.