Health Care Automatic Digital LCD Wrist Blood Pressure Monitor   Description: Check your blood pressure quickly! An automatic arm cuff LCD blood pressure pulse monitor with portable design is easy to carry and applicable to daily household or personal travel healthcare, monitoring your blood pressure at home or outside. People can use to measure their heartbeat with an effective warning of heart disease, so as to conduct healthy reference management of blood pressure. Features: Double users mode It can store 99 groups of measuring results of 2 users and display the average reading of measurement results of the latest three times LCD digital display Large LCD screen display clearly shows your systolic pressure, diastolic pressure, pulse rate, and the date, time, user, it's easy to record Intelligent pressure According to participants individual situation, inflation level automatic adjustment, the unit will automatically fast exhaust when pressure exceeds 295mmHg ( 20ms ) Blood pressure classification symbol Provides convenience for users to judge whether their blood pressure value is normal or not Automatic shutdown Thanks to its intelligent mechanism, this portable meter will automatically go into sleep mode in 1 minute after measurement Comfortable arm cuff The adjustable wristband can fit wrist circumference of 13.5 - 19.5cm ( 5.3 - 7.7 inch ) with comfort How to use: Install 2 AAA batteries ( not included ) Please sit and keep quiet, especially relax your shoulder and arm during the measurement Wrap the cuff around the left wrist. The screen should be placed on the palm side the wrist, the upper edge of the cuff should be approximately 1 - 1.5cm from your palm The wristband should be kept at the same height as the heart Turn on the device, it will start measuring automatically, and the value will be showed on the screen Suggest that measure after getting up an hour, before going to bed in the evening Note: there is no voice broadcast function!   Blood Pressure Accuracy: Within + / -3mmHg ( 0.4kPa ) Pulse Rate Accuracy: + / -5 percent of Measured Data Operate Temperature and Humidity: 5 - 40 Deg.C / 41 - 104 Deg.F, 15 - 80 percent Storage / Transportation Temperature and Humidity: -20 - 55 Deg.C / -4 - 131 Deg.F, less than 95 percent Operate Atmospheric: 86 - 105kPa Storage / Transportation Atmospheric: 50 - 105kPa Item Type: Blood Pressure For (Blood pressure): Wrist Measurement range : 0 - 280mmHg ( 0 - 37.33kPa ) Voltage (V): 3 Display screen : LCD Pulse Rate: 40 - 199BPM   Package weight: 0.174 kg Product Size ( L x W x H ): 7.30 x 3.00 x 7.80 cm / 2.87 x 1.18 x 3.07 inches Package Size ( L x W x H ): 8.00 x 7.50 x 8.30 cm / 3.15 x 2.95 x 3.27 inches Package Content: 1 x Blood Pressure Monitor