Finger Pulse Oximeter 9590 Nonin Onyx Vantage First Aid Kits lluvia™ with its lightweight digital reducing the risk of lluvia™ with its lightweight digital hearing solutions can fit comfortably in or behind your ears so that you can carry on living your life to its fullest ANALOG (DIAL) READOUT * 250 lb * The heavy duty dynamometer features the hydraulic system that is used in the industry accepted Baseline© and Jamar© hand dynamometers and pinch gauges * Hydraulic system ensures accurate readings * The dynamometer is much lighter (1 Nonin Onyx Vantage 9590 Finger Pulse Oximeter * Available in Black Red Blue or Purple (must be notated on the order) * 4 Year Warranty * Free Case Included * Durable Drop tested * Lead & Latex Free Can be cleaned with isopropyl alcohol * FDA Approved for Accuracy * Made in the USA * The Nonin Onyx Vantage 9590 is built to last and provides proven accuracy in the widest range of patients and settings * From pediatric to adult light to dark skin and good to low perfusion the Onyx Vantage 9590 dependably meets your clinical needs * In fact Onyx is the only fingertip pulse oximeter brand whose accuracy and performance claims are supported by published peer reviewed and clinical studies * Backed by responsive in house customer support from the inventor of the world's first fingertip pulse oximeter the Onyx name is trusted by millions of clinicians worldwide * Nonin 9590 Onyx Vantage Finger Pulse Oximeter Includes: Nonin 9590 Onyx Vantage Finger Pulse Oximeter Operator's Manual Two AAA alkaline batteries Lanyard & Free Protective Case