Price of Fingertip Pulse Oximeter With Spo2 probe

Instructions
Principle of the SW-50E Pulse Oximeter is as follows:
Photoelectric Oxyhemoglobin Inspection Technology is adopted in accordance with Capacity Pulse Scanning & Recording Technology,the Pulse Oximeter can be used in measuring the pulse oxygen saturation and pulse rate through finger.The product is suitable for being used in family, hospital, oxygen bar, community healthcare, physical care in sports (It can be used before or after doing sports, and it is not recommended to use the device during the process of having sport) and etc.
Major Features
—Integrated with SpO2 probe and processing display module
—Small in volume,light in weight and convenient in carrying
—Operation of the product is simple ,low power consumption
—SpO2 value display
—Pulse rate value display, bar graph display
—Pulse waveform display
—The display mode can be changed
—Screen brightness can be changed
—Low-voltage indication: low-voltage indicator appears before working abnormally which is due to low-voltage
—Automatically power off function: when the device is under the state of measuring interface .
it will automatically power off within 5 seconds if the finger falls out of probe.
—Display format can be saved after power off
Main performance Display Mode0.96" Dual-color OLED display(blue and yellow)Screen Resolution128*64SpO2 Measuring Range0%~100%, (the resolution is 1%).Accuracy70%~100%:±2% ,Below 70% unspecifiedPR Measuring Range30bpm~250bpm, (the resolution is 1bpm)Accuracy±2bpm or ±2% (select larger)Measurement Performance in Weak Filling ConditionSpO2 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 lightThe deviation between the value measured in the condition of man-made light or indoor natural light and that of darkroom is less than ±1%Power Consumptionless than 30mAVoltageDC 3.6V~4.2VPower SupplyVoltage 3.7 rechargeable lithium battery x 1Battery working hourTheoretical number is 20 hoursBattery working lifeCharge and discharge no less than 300 timesSafety TypeInterior Battery,BF Type
Accessories
Sell in standard
—A hanging rope
—A user manual
—A data line
—a power adapter
Physical Identity
Dimension:57 (L) x 32(W x 30(H) mm
Weight:about 50g (with a lithium battery)