Contec CMS50D Pulse Oximeter

Details about Contec CMS50D Pulse Oximeter
Item details:
– Operation of the Item is simple and convenient.
– The Item is small in volume, light in weight (total weight is about 50g including batteries) and convenient in carrying.
– Power consumption of the Item is low and the two originally equipped AAA batteries can be operated continuously for 20 hours.
– The Item will automatically be powered off when no signal is in the Item within 5 seconds

Key features:
– Display Format: OLED Display;
SpO2 Measuring Range: 0% – 100%;
Pulse Rate Measuring Range: 30 bpm – 250 bpm;
Pulse Wave Display: columiation display and the waveform display.
– Power Requirements: 2 ×1.5V AAA alkaline battery(or using the rechargeable batteryinstead), adaptable range: 2.6V~3.6V.
– Power Consumption:Smaller than 30mA.
– Resolution: 1% for SpO2 and 1 bpm for Pulse Rate.
– Measurement Accuracy: ±2% in stage of 70%-100% SpO2, and meaningless when stage being smaller than 70%. ±2 bpm or±2% (select larger) for Pulse Rate.
– Measurement Performance in Weak Filling Condition: SpO2 and pulse rate can be shown correctly when pulse-filling ratio is 0.4%. SpO2 error is ±4%, pulse rate error is ±2 bpm or ±2%(select larger).
– Resistance to surrounding light: The deviation between the value measured in the condition of man-made light or indoor natural light and that of darkroom is less than ±1%.
– It is equipped with a function switch. The Oximeter can be powered off in case no finger is the Oximeter within 5 seconds.
– Optical Sensor
Red light (wavelength is 660nm, 6.65mW)
Infrared (wavelength is 880nm, 6.75mW)