US SELLER Finger tip Pulse Oximeter Talking Blood Oxygen SpO2 PR HR Monitor                  InstructionsPrinciple of the CMS50L 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.Featuresl Simple and convenient operation,fashionable and practical design.l The product is small,lightweight and convenient to carry.l Intelligent audible broadcasting.l Clear LED display.l The product will automatically power off within 5 seconds when no finger is inserted into it.l Spo2 and pulse rate value display.l Bar-graph display.l Power supply:Dry battery(2×1.5V AAA).l Low-battery indicator:when the voltage is too low,the low-battery indicator flickers with audible prompt.l Automatic power off function:The product will automatically power off within 5 seconds after the finger is remove from the product.l Intelligent audible broadcasting of the pulse rate and SPO2 values.TechnicalSpo2 MeasuringRange:0%-100%Accuracy:±2% in range of 70%-100% Spo2,and meaningless when range is smaller than 70%.Pulse Rate MeasuringRange:30bpm-250bpmAccuracy:when the range of pulse rate is 30bmp-100bmp,the allowable accuracy is ±2bpm;When the range of pulse rate is 100bpm-250bpm,the allowable accuracy is ±2%.Resolution1% for Spo2,1bmp for Pulse Rate and  0.1% for filling index.Measurement Performance in Weak Filling ConditionSpo2 and pulse rate can be shown correctly when pulse-filling ratio is 0.4%,Spo2 error is ±4%;when the range of pulse rate is 30bpm-100bpm,the pulse rate error is ±2bpm,and when the range is 100bpm-250bpm,it’s ±2%.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%.Working voltage:DC2.6V-3.6V.Power consumption:≤200mA.Optical SensorRed light(wavelength is 660nm,6.65mW)Infrared(wavelength is 880nm,6.75mW) Buy safe productsThe following FDA Disclaimer is required for all eBay listing in Healthcare category and is included for REFERENCE: The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If the item is subject to FDA regulation, we will verify your status as an authorized purchaser of this item before shipping of the item.The Fingertip Pulse Oximeter is registered on the Australian Register of Therapeutic Goods (ARTG)with the code 197923, and certified by FDA of United States and CE,TUV of Europe. The  Fingertip Pulse Oximeter that is FDA 510K ApprovedInternational Buyer--Please note:Import duties,Taxes are not included in the item price.These charges are buyers' responsibilityWe are the manufacturer of medical equipment for 17 years, the following are our main products:ECG /  ECG holter   EEG / EEG Holter      B-ultrasoundPatient Monitor      Fetal doppler             Fetal Monitor Spo2 Monitor          Stethoscope              Medical Image....Agent in the world!We are look for partners in the world now!Do you want  to become our agent in you conutry?Join US!Skype:xuebox3contec.med.mary at hotmail.com