CE FDA Pulse Fingertip Oximeter Blood Oxygen SpO2 Monitor

Model: CMS 50I

Major Features

1.Small in volume, light in weight and convenient in carrying
2. Operation of the product is simple, low power consumption
3.Operation menu for the function setting

<span style="font-family: Arial, Helvetica, sans-senif, SimSun, <span class=;" data-mce-style="font-family: Arial, Helvetica, sans-senif, SimSun, 4.SpO2 value display, Pulse rate value display, bar graph display, Pulse waveform display

5.With PI display
6. The display mode can be changed
7. Screen brightness can be changed
8. A pulse rate sound indication
9. Multi-time segment storage
10. With measured data overruns limits and low-voltage alarm function, the upper/down alarm range is adjustable
11. Battery capacity indication
12. Low-voltage indication: low-voltage indicator appears before working abnormally which is due to low-voltage, and with alarm function
13. With SpO2 value and pulse rate value of storage, the storage data can be uploaded to computers
14. Real-time data can be transmitted to computers
15.Connected with an external oximeter probe
16.Power-off: long press power button to turn off the device
17.Wireless communication function(CMS50IW)

Main performance

1. Display Mode: 1.5′ Color OLED display
2. Screen Resolution: 128*128
3. SpO2 Measuring Range: 0%-100%, (the resolution is 1%).
4. Accuracy: 70%-100%: ±2% ,Below 70% unspecified.
5. PR Measuring Range: 30bpm-250bpm, (the resolution is 1bpm)
6. Accuracy: ±2bpm or ±2% (select larger)
7. Measurement Performance in Weak Filling Condition:
8. 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).
9. Resistance to surrounding light: The deviation between the value measured in the condition of man-made light or indoor natural light and that of a dark room is less than ±1%.
10. Power Consumption: less than 100mA
11. Voltage: DC 3.6V-4.2V
12. Power Supply: Voltage 3.7 rechargeable lithium battery * 1
13. Battery working hour: 10 hours
14. Battery working life: Charge and discharge no less than 500 times.
15. Safety Type: Interior Battery, BF Type


Standard Model:
A user manual
A data line
A disk (PC software)
An adult-oximeter probe
Two One-off adhesive SpO2 probe
A power adapter (GTM41076-0605;CMS0105)

Physical Identity
Dimension: 63(L) * 55(W) *15(H) mm
Weight: About 45g (with the lithium battery*1)


Passed CE FDA

Certification :

Buy safe products:

The 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 so, do not bid on this item unless you are an authorized purchaser. 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

FDA K Number

CMS50C Pulse Oximeter
Premarket Submission Number(510K): K073454
Listing Number: D045684
CMS50D/L/DL Pulse Oximeter
Premarket Submission Number(510K): K082641
Listing Number: D064765
Sonline A/B,Baby Sound A/BPocket Fetal Doppler
Premarket Submission Number(510K): K082480
Listing Number: D072247

CMS50E,CMS50F,CMS60C,CMS60D , Pulse Oximeter
Premarket Submission Number(510K): K090671 Listing Number: D078664, ECG80A ECG machine
Premarket Submission Number(510K): K090936
Listing Number: D081157


Contec Medical Systems focusing on research, manufacture and distribution of medical instruments, was founded in 1992 as a high-tech company. At present, there are more than 1200 employees in our company. Our product line covers a wide range of 13 categories. Most of the domestic hospitals are our customers.

Today, we have established a modern scientific and effective manufacture system and management system. The researching team endeavours to enhance the quality and competitive edge of the products. We have passed ISO 9000 and some of our products have got CE certificate.

Contec hopes to cooperate with international companies to supply more innovative design and advanced technology products.

Item Type

Blood Pressure

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Commodity Quality Certification




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Shipping & Delivery

Free Shipping

We are glad to bring our customers great value and service. That’s why we provide free shipping from our warehouses in China by ePacket or EMS and in USA by USPS.

Shipping to over 200 countries

We are proud to offer international shipping services. However, there are some locations we are unable to ship to. If you happen to be from one of those countries we will contact you.


We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive in your country.

If you live in the UK or anywhere in the EU, national governments have waived import taxes on vital medical equipment including ventilators, coronavirus testing kits and protective clothing; this includes all protective face masks. if you live outside the UK or EU, please check with your countries' rules on import duties for protective equipment before you purchase.

If you live in the UK and receive a notice that you have to pay a customs fee for one of our protective face masks, this is an error. We advise that you print off the following page on the government's website and take it to your local delivery office along with the tracking number and your ID, and demand that the fee is waived. Royal Mail and Uk customs should not be charging anyone for any type of protective clothing and masks during the pandemic.

Shipping time

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-20 Business days
United Kingdom 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days

Max delivery time – 50 business days.
*This doesn’t include our 2-5 day processing time.

Please note that during the current Coronavirus pandemic, some local postal services that deliver to your door may have delayed services. This is out of our control. For example, UK (Royal Mail) and USA (USPS) postal service delivery times may vary. In addition, your local customs may take longer to process packages at this time.

Tracking information

You will receive an email with a tracking number once your order is shipped but sometimes due to free shipping tracking is not available. For logistical reasons, items in the same purchase may be sent in separate packages even if you’ve specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.