Clinician-facing, easy-to-read, bright LED â€“ SpO2 and pulse rate can be read from any angle, in all lighting conditions, day or night. Three-color pulse quality indicator LED â€“ Green, yellow or red light provides a quick assessment of patient pulse quality. Accuracy in the widest range of patients and conditions â€“ Only Nonin uses PureSATÂ® SpO2 technology â€“ an intelligent pulse-by-pulse filtering to provide accuracy in situations that are challenging due to dark skin tones, low perfusion and more. One product for pediatric to adult patients â€“ Automatically adjusts to each patient from pediatric to adult quickly and accurately and accommodates fingers, thumbs and toes with digit thicknesses 8 mm to 25.4 mm (0.3" to 1.0"). Proven durability â€“ Onyx Vantage is tough enough to withstand a minimum of 50 drops, is rugged enough to be used in the most demanding situations and exceeds IP32 water ingress testing. Automatic turn on and off â€“ No on/off button! Just insert digit for fast and easy spot checks. The auto-on/off mechanism allows two AAA batteries to provide up to 6,000 spot checks before being replaced! Portable â€“ Take the Onyx Vantage anywhere â€” it is lightweight and weighs less than two ounces. Available in four colors â€“ Black, Red, Blue and Purple. Complete with lanyard, instructions on CD and two AAA batteries. Optional carrying case and retractable lanyard available.