1. Large LCD size: 47x39mm with digit height 14mm 2. 2x90 groups memory function 3. Average calculation of the last 3 measurement readings 4. Blood pressure classification (WHO) indicator 5. Irregular heartbeat (IHB) indicator 6. Year/month/date/time function 7. Accuracy: Pressure +/-3mmHg; Pulse+/-5% 8. Automatic inflate and deflate 9. Powered by 2 AAA sized alkaline batteries 10. Automatic power-off function