Key features
(1)Large LCD size :55 x 44mm with digit height 18mm;
(2)2x90 groups memory function;
(3)Average calculating for the latest 3 times measurement value;
(4)Blood pressure classification (WHO) indicator;
(5)Irregular heartbeat (IHB) indicator;
(6)Year/month/date/time function;
(7)Accuracy :Pressure +/-3mmHg; Pulse+/-5%;
(8)Power by 4 AA size alkaline batteries or AC/DC power supply;