The Fieldpiece SC440 True RMS Clamp Meter is a handheld electrical testing and measuring device designed for professionals in the electrical industry. It features a variety of test and measurement functions including resistance, frequency, temperature, current, voltage, capacitance, continuity, duty cycle, and diode testing. With its compact size and lightweight design, this meter is ideal for on-the-go use and includes features such as auto power off, manual ranging, backlight, data hold, and a clamp for ease of use. The meter is CAT III rated and has a digital display for accurate readings.