portable electrocardiogram machine ecg holter monitor

Measurement of auscultation volume

Heart sound range

20Hz~230Hz

Lung sound range

100Hz~800Hz

Heart lung combination sound range

20Hz~800Hz

Measurement of Heart Rate

Range

30bpm~300bpm

Resolution:

1bpm

Accuracy

±2bpm or ±2%(select larger)

Measurement of SpO2

range

0%~100%

resolution

1%

accuracy

70%~100%SpO2,±2%.

< 70% , unspecified.

Measurement of pulse rate

Range

30bpm~250bpm

Resolution

1bpm

Accuracy

±2bpm or ±2%(select larger)

Measurement Performance in Weak filling Condition

0.4%   pulse-filling ratio

SpO2 error ±4%,

Pulse rate error±2 bpm or ±2%(select larger).

Resistance to surrounding light

Deviation: < ±1%.(man-made light, indoor natural light and that of darkroom)

Technical specifications

Temperature

Relative Humidity

Atmospheric pressure

Environment

Transport

and storage

-10℃~ +50℃

10% ~ 95%

50kPa ~ 106Kpa

Working environment

5℃~40℃

20%~80%

70kPa~106kPa

Battery type

Working-viktageL

Power

LCD display

Continuous running time

charging lithium battery

DC3.6V~DC4.2V

≤120mA

2.4"TFT, 320*240 Pixels

7hours

Physical Characteristics

Size:

110(length)*60(wicth)*15(height)mm

Weight:

100(including lithium battery)