direct manufacturers, the product for 7 days no reason to return package, 1 year warranty, the day of delivery

Main features:

in oxygen probe processing and display module in one

products of small volume and light weight, easy to carry

product is simple and convenient to use, low power consumption

Numerical oxygen saturation display

pulse rate, numerical bar graph display

pulse waveform display

battery indicator

can change the display 4 direction

automatic shutdown function: in the measurement of interface condition, automatic shutdown 5S measured after finger off

Product performance:

display mode: 1.1 inch color OLED screen display

display resolution: 96*64

precision: 70% ~ 100%: + 2%, no less than 70% definition

The measuring range of pulse rate: 30bpm ~ 250bpm (1bpm resolution)

accuracy: + 2bpm or + 2% large value

weak under the perfusion of error: the pulse filling ratio is 0.4%, oximetry can correctly display the oxygen saturation and pulse rate value, oxygen saturation error is + 4%; pulse rate error + 2bpm or + 2% take large values.

ambient light interference resistance ability: under indoor natural light and the existing lighting source of oxygen measurement value and measurement under the condition of a darkroom value compared to the deviation of less than + 1%

power consumption: less than 30 mA

working voltage: DC 3.0V

batteries: 2 1.5V alkaline batteries No. seven

battery working time: 20 hours minimum sustainable work, the theoretical value is 32

safety type: internal power supply equipment, BF application part

Net weight: 50 grams each

packing data: 240/ box

per carton size: 490MM*265MM*490MM