The Extech 42570 is a dual laser infrared thermometer, meaning it uses two lasers to pinpoint the area you want to measure the temperature of and get a more accurate reading. It's particularly suited for professional and industrial applications due to its advanced features and wide temperature range.

This laser infrared thermometer features high non-contact IR temperature range measuring up to 3992°F (2200°C). It has a fast response time of 100ms with dual laser that converges to a single spot at approximately 50 inches from the target area. It also features a Type K input for making contact temperature measurements expanding your application use. In addition, it includes software, cable, and USB interface for continuous data transfer to your PC allowing further temperature analysis.

Overall, the Extech 42570 is a versatile and feature-rich infrared thermometer that is well-suited for demanding industrial and professional applications. Its wide temperature range, high accuracy, and multiple measurement modes make it a valuable tool for various tasks, including:

Monitoring industrial processes
Checking the temperature of machinery and equipment
Troubleshooting electrical and HVAC systems
Performing food safety inspections
Building inspections
Scientific experiments