The IR400-NIST is a Compact thermometer capable of measurements up to 630°F (332°C) with the built-in laser pointer that identifies target area and improves aim. Backlighting illuminates display for taking measurements at night or in areas with low background light levels. Fixed 0.95 emissivity covers 90% of surface applications. Complete with 9-Volt battery and case. Includes certificate traceable to NIST.