Style Arm Sound Blood Pressure Machine

The clock feature intelligent pressure lcd digital display,legible an irregular heartbeat tips who warning message function the overpressure protection function. voltage power detection,low power consumption double mode,each of the 90 set of measurements of memory intelligent presurize,live nonvoice (optional),serial port (optional) using the oscillometric blood pressure measurement measures the blood pressure accurately specification: condition: new product size: 71*73*32mm (wristband not included) wristband range: 135~195mm display: lcd digital display screen measurement range: blood pressure 0~280mmhg pulse 40~199 times / min compression method: automatic pressurizing pump reducing the way: solenoid valve control pressure measurement error: blood pressure + 3% heart rate + 5% memory capacity: 90 sets of measurement data and time pressure sensing: semiconductor pressure sensor power supply: 2 aaa battery