eufy Baby S320 Smart Sock Baby Monitor with 2.4 GHz Wi-Fi, Track Sleep Patterns, Naps, Heart Rate, and Blood Oxygen Levels, Soft and Comfortable, for Babies 0-18 Months, No Monthly Fee :
Wellue Baby Sleep Monitor S2, Wearable Foot Monitor for Baby Care, Fits Babies 0 to 3 Years Old. : Amazon.ca: Baby
Baby Breathing Monitor, Smart Baby Monitors with Mat - Tracks Baby's Breathing Rate, Heart Rate and Provide Sleep Report, Alarm in APP for Baby Safety, Fits Babies 1 to 6 Months : Amazon.ca: Baby
Neeva Baby Heart Rate Monitor Teal 3MHz Probe, Baby Heart Monitor, Backlight LCD, Gel by Neeva Baby | Walmart Canada