Touchscreen Wrist Digital/Electronic Blood Pressure Monitor Description： Touchscreen technology Measurement Range: Pressure 40-2400mmHg(5.4-32kPa), Pulse Rate 40-160Beats/min Accuracy: +/-3mmHg(Pressure) +/-5% (Pulse) One-touch operation is easy to use Inflate and deflate automatically Automatic Power-off to save energy /Low Battery Indicating 120 group memories Battery: 2 x AAA Packing: Color box individual, 40pcs/ctn, 41X40.5X21.5cm