Bright, easy-to-read LED numerals. Quantitative pulse strength bar depicts actual signal strength. Provides fast, reliable SpO2 and pulse rate measurements on any patient from neonate to adult. HPO software corrects background noise for enhanced artifact recognition. Stores data for up to 99 different patients. Three C batteries provide 24-1/2 hours of continuous run time (approximately 1500 one-minute spot checks). Auto shutoff feature turns unit off when probe is removed from patient. Reusable finger sensor #3044, 3 C batteries, and operator's manual are included with unit. 2-year unlimited warranty.