Functions:
1, One button measuring procedure, including display and saving;
2, Big LCD display;
3, Dual unit: mmHg and Kpa;
4, Last measuring data saving;
5, low battery monitor;
6, 3 minutes auto shut-off energy saving

Range:20mmHg~300mmHg(2.7KPa~40KPa)
 Accuracy:Pressure:3mmHg(0.4Kpa)
 Pulse rate:5%
Environment:Operating temperature:5--40
 Display:  Big LCD display
 Battery:  AA*4  alkaline batteries
 Battery life:Approx. 2 months (at 3min per day)
 Weight:  Approx. 350grams