1.Meassurement range: BP: 0-280mmHg (0-37.3kPa)     Pluse: 40-199beats/min. 2.Cuff pressure range:  0-299mmHg (0-39.86kPa). 3.Accuracy: Pressure ±3mmHg (0.4kPa)/Pluse ±5% of the reading. 4.One key operation: Just one key to finish the whole meassurement after wearing the cuff properly. 5.Intelligent pressure control: Automatically detect and provide proper pressure in the cuff. 6.Memory: 1*99 groups memory. 7.Average function: last 15 groups average meassuring value. 8.Battery indicator. 9.Blood pressure indicator with colors (Blue-normal, Yellow-higher than normal, Red-high blue pressure). 10.Bluetooth intelligent operation: Update data to the App in specific mobile device through the bluetooth（Bluetooth 4.0 for both Android and IOS). 11.Multi-data record: manage your data by your phone. 12. Voice broadcast & Background music and WHO function in voice. 13.Material: ABS. 14.Power source: Built-in high capacity lithium battery-800 mAh. 15.Size: Device:5.51" (W) x 2.83" (L) x 1.30"(H)  Cuff perimeter:9.84"-14.2". 16.Weight: Device:251.2g 17.Certificate: CE, RoHs. 16.Accessories: Manual + cable 17. Color box: 173*114*67mm            Carton size: 355*365*260mm 18 . Packing:1 pcs/box, 20 boxes/carton