Product features: 99 sets of memory for two people, IHB arrhythmia detection, WHO blood pressure classification, intelligent pressurization, human voice (optional), voltage and power detection. Product specification:, product size: 7.56x6.84x3.1 (excluding wrist strap), storage temperature: -20~50, storage humidity: 15%~90%, operating temperature: 10~40, operating humidity : 40%~85%, display: LCD digital display, measurement method: pulse scanning method/oscillometry, measurement range: high blood pressure/low blood pressure: 20mmHg~280mmHg, pulse: (40~200) times/minute, Accuracy: 3mmHg (0.4kPa), pulse: within 3% of reading, voltage: 3V. Large screen display, voice broadcast, stable and accurate, fast measurement. LCD display, the data is clearly visible, and the voice is clear and easy to recognize the voice prompt operation steps. Get rid of presbyopic glasses, be more caring and help the elderly to see clearly, and truly care for the health of the elderly and their parents The more powerful function algorithm makes the measurement more accurate, making the blood pressure monitor more powerful, more stable, more accurate and safer. Just one key to automatically start the measurement, no need to repeat the operation. Blood pressure health unfolds in front of you. Dual memory gives you peace of mind Parent data is stored separately, and each person memorizes 99 sets of data, which is convenient for blood pressure query. Pressure processing comfort uses DFFA data processing algorithm to judge the pressure value of different users. Not only can effectively avoid the discomfort caused by excessive pressure on the arm, but also improve the accuracy of measurement. At the same time, it measures the user's heartbeat, which can effectively warn of heart disease. Reduce the incidence of heart disease and add a guarantee to health. Humanized data processing, record the average data of the last 3 measurements, and display the data in a humanized manner.