Up to 4 atmospheresĬontinuous…………… Approximately 2,500 spot-checks based on 21 hours of operation using two AAA-size alkaline batteries, that were calculated at 30 seconds per spot-check

Measurement Wavelengths and Output Power** Low Perfusion Pulse Rate Declared Accuracy Pulse Rate Display Range………………………… 18 – 321 beats per minute (BPM) That’s why it carries the US Army and US Air Force aeromedical certification for use in helicopters.ĭimensions……………………………………………. The Nonin Onyx II 9550 is so durable and reliable that the Military accepts nothing but the Nonin! Rugged enough to be used in the most demanding situations. Energy Efficient – A new turn-off mechanism allows two AAA batteries to provide approximately 2,500 spot-checks or 21 hours of continuous operation.Automatic On/Off – Auto turn on and off with finger insertion and removal.Pediatric to Adult Finger Sizes – Accommodates a wide range of finger thicknesses, 8 to 26 mm (0.3 to 1.0 inch).Pulse Quality Indicator – Brilliant, easy-to-see LED provides a quick and accurate assessment of patient readings.Large Bright LED Display – SpO2 and Pulse Rate that can be read from any angle, day or night.

Enhanced Design – Smaller size with an enclosed spring and easier battery access.Small & Lightweight – Carry the Onyx II anywhere on a lanyard, in a carrying case or in your pocket.Never search for a pulse oximeter or sensor again. The portability and functionality of the Onyx II make it a valuable tool in any situation where a fast and accurate reading of blood oxygen saturation and pulse rate are needed.

Keeping your oxygen levels and pulse rate in line are important for proper health – especially in the military – and this unit will help alert you to any potential problems before they become a major issue. The Onyx II Nonin 9550 offers many improvements over the original 9500 design, including approximately 800 more spot checks for each batch of two AAA batteries. This digital fingertip pulse oximeter makes it possible for anyone to carefully monitor their blood saturation levels and pulse rate. The Nonin Onyx II 9550 was created as an upgrade for the popular 9500. Nonin Onyx II 9550 Fingertip Pulse Oximeter

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