Our award-winning Smart Sock goes beyond the capabilities of any other baby monitor to tell you the things that really matter, when it really matters. The Smart Sock is the first baby monitor to track your baby’s oxygen level and heart rate—the best indication of Baby’s health—while they sleep. If your baby’s readings leave preset safe zones, you’ll receive a notification that lets you know your baby really needs you. Over a million parents around the world trust Owlet every night to help them keep their babies safe while they sleep. Unlike traditional audio and video baby monitors the Owlet Smart Sock is the first ever monitor to track your baby’s heart rate and oxygen levels while they sleep using clinically-proven pulse oximetry. Be alterted through the base station which notifies you with lights and sound if something appears to be wrong. Monitor your baby’s readings directly on your phone. Be alerted instantly if oxygen levels drop below the preset threshold. Parent Unit Features1 parent unit included - portable. Mobile phone app compatible. Touchscreen. Notifies you of baby activity with audio, vibration and light up display alert. Up to 30m range and out of range indicator. Low battery indicator. Parent unit mains powered only. Parent unit includes mains adaptor - . Baby Unit Features1 baby unit included - portable. Records baby . Baby unit battery powered only. - batteries required for baby unit 1 x lithium (included). General information:WiFi connection not required. Model number: BMR6NNBBYH. Manufacturer’s 2 year guarantee. EAN: 850017640122.