Features 1、Voice Broadcast: Blood pressure machine intelligently broadcast the blood situation, which can remind the precautions and broadcast the measurement results. 2、Accurate Measurement: Automatic blood pressure machine adopted upper arm type design, provide high accuracy measurement results, necessary for home use. 3、Clear Display: Smart blood pressure monitor with a large LED screen display that shows the measurement results clearly, which is convenient for you to use. 4、Long Endurance: Blood pressure monitor adopted large capacity batteries and low power consumption algorithm to maximize the optimization of battery usage. 5、Easy Operation: Home blood pressure monitor does not need complicated operation, just one click can be used to measure blood pressure, suitable for the elderly use. Specification Item Type: Blood Pressure Monitor Material: ABS, LED, Plush Fabric Type: CK A139 Measurement Method: Oscillographic Method Memory Capacity: ±3mmHg Pressure Induction: Automatic pressurization method Exhaust: Automatic rapid exhaust mode Pressure Sensing: Semiconductor pressure sensor Measurement Range: Blood Pressure: (0-280)mmHg Heart Rate: (40-199) times/min Cuff Range: Approx. 220-320mm wrist circumference Battery Type: 4 x AAA Batteries (Not included) Memory Capacity: 2 x 120 sets of measurement data and time Package List 1 x Blood Pressure Monitor 1 x Arm Cuff 1 x User Manual 1 x Data Cable