The Digital Wrist Blood Pressure Monitor is a compact electronic sphygmomanometer designed for convenient blood pressure and pulse measurements at home. Its automatic inflation, digital display, rechargeable battery, and adjustable wrist fit make it convenient for routine blood pressure monitoring.Features: Automatic Measurement Uses the oscillometric method for blood pressure and pulse measurement Digital Display Clearly displays measurement results for convenient monitoring Rechargeable Battery Built-in 320mAh lithium battery eliminates the need for disposable batteries Wrist Fit Designed for wrist circumferences from 13.519.5 cm Blood Pressure Range Static pressure measurement range of 0280 mmHg Pulse Range Measures pulse rates from 40185 bpm Measurement Accuracy Pressure accuracy of ±3 mmHg and pulse accuracy of ±5% Compact Design Convenient for home use and easy storageProduct Information:Category: Digital Blood Pressure Monitor / Wrist TypeMeasurement Method: OscillometricWrist Circumference: 13.519.5 cmStatic Pressure Range: 0280 mmHgPulse Rate Range: 40185 bpmPressure Accuracy: ±3 mmHgPulse Accuracy: ±5%Battery: Built-in 320mAh Lithium BatteryDisplay: Digital