Why Onyx?

From children to adults, light to dark skin, and good to low perfusion, the versatile Onyx dependably meets your clinical needs.

Accurate
Proven performance in the most challenging patients, including those with low perfusion.
In fact, Onyx is the only finger pulse oximeter brand whose accuracy and performance claims are supported by published peer-reviewed and clinical studies.
Durable
Protects against dropping and water spills
This allows for thousands of uses in the most demanding environments.
Oximeter Drop Test
Watch as we drop a variety of oximeters from the same height.
See the Proof! Moisture Exposure Test
Watch as the Onyx keeps reading while passing the IPX2 moisture exposure test.
Cost Effective
Proven quality and durability make the Onyx a smart purchase.
Efficient
Up to 2,500 spot checks or 21 hours of continual operation on two AAA batteries.
Safe
Built in the USA with lead-free and latex-free construction.
Warranted and U.S. Military Certified
Industry leading warranty and the only finger pulse oximeter approved for usage aboard U.S. military aircraft.
The Onyx finger pulse oximeter is a valuable tool in any situation where fast and accurate reading of blood oxygen saturation and pulse rates are needed. The Onyx finger pulse oximeters are intended for use by health professionals.