The Klein Tools CL810 600A AC/DC Auto-Ranging Digital Pro Clamp Meter with Worklight is a handheld multimeter designed for professional use. With a measurement category of CAT IV and a DC voltage range of 1000, this meter offers reliable testing and measurement functions for voltage. The auto-ranging feature and digital display make it convenient for users to quickly and accurately read measurements. Additionally, the IP40 rating ensures protection against solid objects and dust, and the built-in worklight provides added visibility during inspections. This meter is a valuable tool for troubleshooting and maintenance tasks in a variety of industrial and commercial settings.