Owlet Smart Sock 2
DescriptionOwlet acts as a guardian, standing watch over your child at night. The device is a smart sock, that not only keeps the baby’s tootsie warm, but also gives a full read of his or her vitals.
Tech specs 
Age rangeToddler
SizeOne size fits all.
MaterialThe smart sock is hypoallergenic, Latex Free, BPA Free, and Lead Free
BatteryRechargeable via USB - 20 hours of continuous use
Water resistancen/a
Displayvia Smartphone app.
Activity tracking
Smartwatch functions
Safety functionsWhen you put this wearable slipper on your baby’s foot, using pulse oximetry the device will silently measure heart rate and oxygen levels. It will then send that information to the app on your smartphone as well as to a Base Station. The two work in tandem, and will sound an alert if your infant’s heart rate dips too low or spikes too high.
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