Representative photography — not the exact unit shipped.
Dr Trust Signature Series Fingertip Pulse Oximeter (210)
In stock
Fingertip pulse oximeter. Clinical validation: Accuracy verified against ISO 80601-2-61, the pulse oximeter standard. Stated accuracy: Plus or minus 2 percent Arms for SpO2 between 70 and 100 percent.
Direct answer: is the Dr Trust Signature Series Fingertip Pulse Oximeter (210) right for you?
Plus or minus 2 percent Arms sounds tight until you notice what it means: a displayed 94 percent could be 92.
Dr Trust Signature Series Fingertip Pulse Oximeter (210)
Editorial verdict
Grounded in published specifications
Summary verdict: Plus or minus 2 percent Arms sounds tight until you notice what it means: a displayed 94 percent could be 92. That is why the perfusion index on this model matters more than the headline accuracy -- it tells you whether the reading is trustworthy at all, and a cold finger in an air-conditioned room routinely produces a perfusion index too low to believe.
Who should buy this
Anyone monitoring a respiratory condition at home who wants a reading they can sanity-check.
Who should avoid this
Anyone expecting hospital-grade certainty -- home oximeters are screening tools, not diagnostics.
Key strengths
- Displays perfusion index, so an unreliable reading is visible as one
- Plus or minus 2 percent Arms verified against ISO 80601-2-61
- Colour OLED readable in four orientations
Limitations
- Nail polish, cold hands and darker skin tones all reduce accuracy
- No memory beyond the last reading
- Two AAA cells rather than rechargeable
Technical specifications
- Type
- Fingertip pulse oximeter
- Brand
- Dr Trust
- Display
- Colour OLED, four orientations
- Warranty
- 1 Year Manufacturer Warranty
- Model SKU
- 210
- Connectivity
- None
- Power source
- Two AAA cells, approximately 30 hours
- Response time
- Under 10 seconds
- Perfusion index
- Displayed -- a low value means the reading is unreliable
- Stated accuracy
- Plus or minus 2 percent Arms for SpO2 between 70 and 100 percent
- Stored readings
- Last reading only
- Known limitation
- Nail polish, cold fingers and dark skin tone all reduce accuracy
- Measurement range
- SpO2 35 to 100 percent; pulse rate 30 to 250 bpm
- Regulatory status
- CDSCO registered; CE marked
- Clinical validation
- Accuracy verified against ISO 80601-2-61, the pulse oximeter standard
Product overview
Plus or minus 2 percent Arms sounds tight until you notice what it means: a displayed 94 percent could be 92. That is why the perfusion index on this model matters more than the headline accuracy -- it tells you whether the reading is trustworthy at all, and a cold finger in an air-conditioned room routinely produces a perfusion index too low to believe.
Key capabilities
- Clinical validation: Accuracy verified against ISO 80601-2-61, the pulse oximeter standard
- Regulatory status: CDSCO registered; CE marked
- Stated accuracy: Plus or minus 2 percent Arms for SpO2 between 70 and 100 percent
- Measurement range: SpO2 35 to 100 percent; pulse rate 30 to 250 bpm
Frequently asked questions
Is the Dr Trust Signature Series Fingertip Pulse Oximeter (210) worth buying?
Plus or minus 2 percent Arms sounds tight until you notice what it means: a displayed 94 percent could be 92.
What is the warranty and return policy for the Dr Trust Signature Series Fingertip Pulse Oximeter (210)?
1 Year Manufacturer Warranty. Returns: 7 Days Replacement Guarantee.
Who is the Dr Trust Signature Series Fingertip Pulse Oximeter (210) best suited for?
Anyone monitoring a respiratory condition at home who wants a reading they can sanity-check.
Who should avoid the Dr Trust Signature Series Fingertip Pulse Oximeter (210)?
Anyone expecting hospital-grade certainty -- home oximeters are screening tools, not diagnostics.
Sample reviews
5 reviewsThese are illustrative, not customer reviews.
DealSurge has not sold this product, so nobody has reviewed it. Each entry below is written from the strengths and drawbacks recorded on this page, to show how reviews would appear — none of it is a real buyer’s experience, and none of it is counted in search results or given to the shopping assistant.
Mean of 5 samples
- 5 ★2
- 4 ★2
- 3 ★0
- 2 ★1
- 1 ★0
- 4 out of 5 stars, in a sample review of Dr Trust Signature Series Fingertip Pulse Oximeter (210)
Posting after real use, not unboxing
Had this a full season now, so this is not an unboxing opinion. Plus or minus 2 percent Arms verified against ISO 80601-2-61. Still mildly irritated by one thing: Nail polish, cold hands and darker skin tones all reduce accuracy. Known trade-off rather than a fault, though, and I would buy it again.
Gita J.Sample8 found this helpful - 5 out of 5 stars, in a sample review of Dr Trust Signature Series Fingertip Pulse Oximeter (210)
Right product for the right person
The page describes who this is for, and it described me: Anyone monitoring a respiratory condition at home who wants a reading they can sanity-check. On that basis it has been the right call. Displays perfusion index, so an unreliable reading is visible as one.
Sameer G.Sample9 found this helpful - 5 out of 5 stars, in a sample review of Dr Trust Signature Series Fingertip Pulse Oximeter (210)
Bought it on the numbers, and the numbers were right
I compared four of these on paper before ordering, so the line I actually checked was "Power source". The page says Two AAA cells, approximately 30 hours, and that is what turned up. Displays perfusion index, so an unreliable reading is visible as one.
Ahmed V.Sample10 found this helpful - 2 out of 5 stars, in a sample review of Dr Trust Signature Series Fingertip Pulse Oximeter (210)
Wrong product for my situation
Genuinely my own fault. Posting so somebody else does not repeat it. The listing says who should avoid this: Anyone expecting hospital-grade certainty — home oximeters are screening tools, not diagnostics. That was my situation and I ordered anyway. It does what it says on the page — it just was not the thing I needed.
Amrita M.Sample13 found this helpful - 4 out of 5 stars, in a sample review of Dr Trust Signature Series Fingertip Pulse Oximeter (210)
Happy with it, but go in informed
Displays perfusion index, so an unreliable reading is visible as one. The one thing to know before ordering: Nail polish, cold hands and darker skin tones all reduce accuracy. To be fair that is written on the product page. I skimmed past it and had to rearrange things afterwards.
Ravi D.Sample11 found this helpful