wearable digital electronic devices in the nature of a wearable activity trackers for detecting, storing, reporting, monitoring, or transmitting information regarding hydration status during physical activity not for medical use; downloadable computer software for wireless data communication for receiving, processing, transmitting, and displaying hydration status; downloadable computer application software for smart phones and mobile devices for tracking, monitoring, receiving, processing, storing, transmitting, and displaying information regarding hydration status, not for medical use
Electrical and Scientific Apparatus