C. Operating current: ≤30mA
D. Resolution: SpO
2
： 1%
Pulse Rate ： 1bpm
E. Accuracy: SpO
2
：70% to 100%±2 digits, below 70% unspecified
Pulse rate：±2 bpm or ±2% (select larger)
F. Measurement at low perfusion:
The values of SpO
2
and pulse rate can be displayed properly when pulse saturation is at 0.4%.
Accuracy of SpO
2
：±4%
Accuracy of Pulse rate：±2bpm or ±2% (select larger)
G. Resistance to surrounding light:
The difference between the value measured in the condition of man-made light and indoor natural
light and that of darkroom is less than ±1%.
H. Automatic shutdown function:
The device will power off automatically within 5 seconds when there is no finger in the device.
5. Accessories
A. A hanging rope
B. Two batteries
C. A User Manual
5
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