Features: -It uses a three-color display, and different colors indicate whether the user's blood pressure is normal. -The wrist measurement design is adopted, which is convenient for measurement, has good fit and reduces errors. -One user can store 99 sets of memory values (up to 2 users) to manage blood pressure scientifically. -There is a voice prompt during the measurement process to prevent the elderly from being unable to measure. -The LCD screen is backlight to ensure your blood pressure readings are easy to read, even in low-light conditions. Specification: .