Arm blood pressure monitor

Specification:
Display:LCD display
Measuring method :Oscillometric method
Fully automatic
Pressure measuring range:0-300mmHg
Pulse measuring range:40-195 beats/minute
Pressure/Pulse rate accuracy: +-3mmHg, +- 5%
Memory volume:10 sets with time and date
Power source :AA*4,6V:DC
Battery life:250 Normal tests
Dimension:130mm*95mm*53mm
Voice speech function:optional
Features:
Voice readout function(optional)
Irregular heartbeat detection(HD)
Bluetooth transmission optional