Features: Lightweight, Small, easy to use & Convenient to carry in labcoat pocket, Bright LED Display makes it easy to use even in low light or dark, Inbuilt Memory enabling storage of trends, RS232 Communication Port, Alarms, Pulse Beep, bar graph display
Measurement Accuracy: +/- 2% in stage of 70%-100% +/- 3% in stage of 60-69% +/- 1 BPM