The Fluke 15B+ Digital Multimeter is a handheld device designed for electrical applications, offering a measurement category of CAT III. This multimeter measures both AC and DC voltages, with a range of 600V for each. It also includes various test and measurement functions such as frequency, temperature, current, resistance, and continuity testing. Additionally, the multimeter features backlit display, data hold, and true RMS capability for accurate measurements. With input protection features like a glass fuse, this Fluke multimeter is a reliable tool for professionals in the field.