1. Cuff Pressure Range: 0-300mmHg 2. Measurement Range: 40-260mmHg Pulse: 40-160/minute 3. Accuracy: Pressure ± 0.4kpa(3mmHg) Pulse ± 5% 4. Pressurization: Automatic inflation by air pump 5. Deflation: Automatic exhaust 6. Rapidly Deflation: Automatic deflation by electromagnetic valve 7. Pressure Source : AAAX2 alkaline batteries, automatic Power Off 8. Battery life: exceed 200 uses 9. 30 times memory