NightView is a completely silent way to measure daytime blood pressure and automatically measure nighttime blood pressure, while still sleeping soundly. NightView is the first at-home wrist monitor designed to measure nighttime blood pressure. Even with controlled daytime blood pressure, 1 in 4 people still has a condition called nocturnal hypertension. Features: Get the full picture of your blood pressure – both nighttime and daytime Monitor your progress and share data with your doctor to help improve treatment plans With accommodations for different lifestyles and sleep patterns, NightView automatically measures blood pressure at 2:00 AM1, 4:00 AM2 and 4 hours after switching to nocturnal mode3. Plus, NightView is clinically validated for accuracy in different positions, even if the wrist rotates during sleep4 NightView features an innovative wrist-cuff design for comfort and ease of use, as well as recessed buttons to avoid accidental contact during sleep.