1)Measuring range :0-300 mmHg/0-40.0kPa2) Measuring accuracy: ±0.4kPa/±3mmHg3) Min. scale: 0.1kPa/1mmHg4) Memory: 60 group memories5) Auto shut-off (30sec after idle)6) Battery: AAA x 2, alkaline batteries7) Battery life: approx. 2 months (at 3min per day)8) Size: 65 x 78 x 28mm   9) N.W.: 128g (including battery)