Plus Omron sphygmomanometer R3i Mu \ .Acción: measuring blood pressure taken in muñeca.Medición: Oscillometric Range: - Pressure: 0 to 299 mmHg - Pulse: 40 to 180 beats / minute Memory: 60 measurements Date and Time Accuracy: - Pressure: + 1 / - 3 mmHg - Pulse: + 1 / - 5% of reading Inflation: Automatic by pump Deflation: Quick Deflation Automatic Pressure Detection: Sensor capacitive pressure supply: Two alkaline " AAA "(LRO3) Range of wrist circumference: Approximately 13.5 to 21.5 cm