NOT A MEDICAL DEVICE. The products are not medical devices and are not intended to be used as a medical devices, and are neither regulated nor approved by the US FDA. The products and services are not a substitute for medical treatment or adult supervision & care. You understand and agree that your use of the products is entirely at your own risk. The product is not a substitute for the proper supervision of the baby by an adult. We warrant that if you use our products as they are intended, our products will be free from defects in materials & workmanship for a period of 1 yr from the date of purchase for new products. We do not warrant our products against general wear and tear or damage as a result of misuse, modifications or improper maintenance. This limited warranty does not cover consumable parts, including batteries, USB charging port, physical buttons, & the wireless antenna module. We reserve the right to reject warranty claims for products purchased from unauthorized sellers