WatchPAT One Home Sleep TestThe WatchPAT One is a single use home sleep test worn on the wrist that uses peripheral arterial tonometry (PAT) to detect your breathing events, along with heart rate, oxygen levels, snoring, body position, and sleep stages. It is FDA cleared and clinically validated with 89% agreement to an in lab study. It is designed to make sleep testing simpler, removing the need for wires, masks, or lab visits. Just wear it overnight and get accurate results