What does the Vayyar Care device look like? December 15, 2021 19:29 Updated The Vayyar Care device is a white plastic disc measuring 3½ inches across, with an AC electric power adapter attached. Related articles How will I know that Vayyar Care is working? Can there be more than one device in a room? At what distance can a fall be detected? Where can I buy a Vayyar Care device? Can the device detect heart attacks or other medical conditions?