The 566 IR and contact thermometer features a simple; three-button; on-screen menu interface (in 6 languages) to make it easier than ever to measure temperature. You can quickly navigate advanced features to adjust emissivity; start data logging; or turn alarms on and off with just a few pushes of a button. And with its rugged; easy-to-use; ergonomic design; the Fluke 566 can stand up to tough industrial; electrical; and mechanical environments. These tools go beyond other IR thermometers (or pyrometers); helping you work more efficiently in more applications. Other useful features: Adjustable emissivity that allows you to confidently measure a wide variety of surfaces Up to 20 points of data for downloading and recalling later Two levels of backlight on the display Included Type-K thermocouple bead probe Features audible and visual alarms to instantly alert you to measurements outside of your set limits Provides MAX; MIN; DIF and AVG functions to quickly identify problems