Digital Absolute + Axis Goniometer (Built In) Beiersdorf Gauze * Optional accessory for use VB604 GN * Optional accessory for use with FreedomAlertTM * Allows for a permanent mount option for the bathroom or bedside table * Full two way voice communication * Water resistant * 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 The integral absolute vertical and horizontal levels are permanently incorporated into the digital goniometer arm * Goniometer reads 0 180 degrees on LCD screen * Has ability to freeze angle measurement * Powered by 1 9V battery * Goniometer exterior is powder coated steel with inch cm marks screened onto arms * Digital angle reached in center * Horizontal and vertical levels to indicate level or plumb starting point *