1 sec. measurement. Lg 6mm illuminated display, (Temp range 89.6°F - 108°F /- .4°F- °F/°C switchable display, Fever alarm at 99.5°F (37.5°C), Last reading memory, Beeps when measurement complete, Auto off, Compact 5.5” long, Battery 1.55v (CR2032) Lithium (included), w/20 probe covers, Desktop caddy, Meets ASTM E1965-98 accuracy standard.  #424-Thermometer 1/Bx   #425-40 40/Bx Probes Covers Latex Free UNSPSC#42182200