The award-winning Guardian+ features a state-of-the-art sensor that comfortably wraps around the baby’s ankle and helps parents track sleep status and sleep quality indicators such as heart rate and oxygen levels. The base unit serves as a nightlight and smart soother that streams hundreds of sleep sounds to create bedtime and rise to wake routines, as well as a charging station and audio monitor.  Via the Hubble Club app, parents and keep track of baby’s wellness information, access tools to help establish healthy sleep patterns in baby, and expert tips and guides for parents.