Fingertip Pulse Oximeter ME303

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Fingertip Pulse Oximeter ME303

The product is easy to use, small in volume, light in weight,and conveninent in carrying. It has strong
anti-ambient light interference, and uses low consumption design. The low power indicator is on the front
panel.It should be used for spot monitoring only and not for continuous monitoring. It is ideal for use in
the hospital, clinic, home, oxygen bar, sports centre, mountain climbing, piloting airplanes, etc.

Product Specifications

Display Type	Color OLED display	ME-301、ME-302、ME-303
Display Type	Bicolor LED display	ME-301-L、ME-302-L
SpO2 Measurement	Measurement range	30bpm ~ 250bpm
	Resolution	1bpm
	Accuracy	The greater of ±1% and 1bpm
Parameters	Working current	20mA ~ 130mA
	Safety type	Internal power supply, Type BF applied part
	Direction sensor	Four-way display（optional）
	Light sensor	Red light （wavelength 662nm ~ 666nm 7mW）
	Light sensor	Infrared light （wave length 890nm ~ 900nm 5.5mW）
Normal Working Condition
	Data update cycle	Not more than 12 hours
	Temperature	（5~40）℃
	Humidity	≤80%
	Atmospheric pressure	（86~106）kPa
	Battery	d.c. 3.0V (2 × AAA batteries)
	Anti-ambient light interference ability	The deviation between the SpO2 measured in the room with day lighting or illumination source and that measured in the darkroom is less than ±1%.
	Low perfusion error	SpO2 and pulse rate can be shown correctly when pulse-filling ratio is 0.2%.

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