ResOne Standard Liter Meter Pen: Measure Oxygen Flow Rates Up To 8 LPM
ResOne Standard Liter Meter Pen: Measure Oxygen Flow Rates Up To 8 LPM
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ResOne

ResOne Standard Liter Meter Pen: Measure Oxygen Flow Rates Up To 8 LPM

|7 ratings

Key item features

  • Precise Measurement: Measures oxygen flow rates from 0 to 8 liters per minute with an accuracy of +/- 0.25 LPM.
  • Compact Design: Features a pen-style form factor, measuring just 5.3 inches for easy handling and portability.
  • Effortless Operation: Designed for quick and easy connection to an oxygen source, providing instant results.
  • Versatile Application: Suitable for monitoring oxygen flow rates in both home and professional environments.
  • Clear Monitoring: Provides efficient and clear monitoring of oxygen flow rates.
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4.4 out of 5 stars
stars
7 ratings3 reviews
How item rating is calculated
  1. 5 stars86% (6)
  2. 4 stars0% (0)
  3. 3 stars0% (0)
  4. 2 stars0% (0)
  5. 1 star14% (1)
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Showing 1-3 of 3 reviews

Jan 28, 2026
Reviewer name: Robert
Top Reviewer
Sold byDoner MedicalDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

If you are on oxygen, you really need this tester!

A must have item if you are on oxygen therapy. The pen enables you to tell if you have a leak anywhere in your oxygen hose in seconds. Very accurate.

Helpful?41PIM0C06QXX9172770208
Dec 31, 2025
Reviewer name: Ronald
Sold byDoner MedicalDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

the item functions as advertised. My Only complaint is the Ending Cost......item was $16, almost Double that after Taxes and Shipping something the size of a ballpoint pen

Helpful?41PIM0C06QXX9172770208
Mar 27, 2025
Reviewer name: Jeff
Sold byDoner MedicalDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

I like it showed me that on my oxygen line upstairs drops 1 liter p/m and on my downstairs oxygen line it drops 2 liters p/m.

Helpful?41PIM0C06QXX9172770208
Current price is $16.89
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4.539928486293206 out of 5 stars
4.5 stars out of 5, based on 851 seller reviews(4.5)
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