With the iChoice Blood Pressure Monitor, you can take an accurate blood pressure and heart rate reading in your own home or on the go.  Dimension: 132mm*100mm*56mm, Weight: 200g The length of the cuff: 220mm~320mm,  Device: iPhone4S/5/5C/5S Compatible, Units: mmHg, KPa Accuracy: (pressure): ±3 mmHg, (heart rate): 5% of reading, Operating Temperature: -10℃-50℃, Power Supply 1.5V AAA Alkaline.

Wireless Blood Pressure Monitor