Description Smart Arm Automatic Blood Pressure Monitor High Accuracy Measurement LED Display Rechargeable Blood Pressure Machine Item Type: Automatic Blood Pressure Monitor Material: ABS, LED, Plush Fabric Type: CK A136 Display: LED Screen Measurement Method: Oscillometric Method Measurement Range: Blood Pressure: 0-280 mmHg Heart Rate: 40-199 times per minute Accuracy: Blood Pressure: 3 mmHg Heart Rate: Within 5% of the measured data Memory Capacity: 90 sets of measurement data for 2 users Inflation: Fully Automatic Inflation Deflation: Fully Automatic Deflation Exhaustion: Fully Automatic Rapid Exhaustion Pressure Sensor: Semiconductor Pressure Sensor Battery Type: Lithium Battery (Included) Battery Capacity: 400mAh