U80EH 3.5" LCD Armband Style Blood Pressure Meter Monitor - White + Grey (4 x AA)
2 x 90 group memory function; - The average value of the last three times measurement; - Blood pressure classification (WHO) indication; - Irregular heartbeat (IHB) indication; - Year / Month / Day / Time function; - Accuracy: + / - 3mmHg (blood pressure); +/-5% (Pulse); - Automatic inflation and deflation; - Powered by 4 x AA or AC/DC power supply; - Automatic shut down when non-use for long time.