The Extech 380947 Compact 400 Amp True RMS Mini Clamp Meter is a reliable and versatile tool designed for precise electrical measurements in tight and hard-to-reach areas. With its compact size and exceptional features, this mini clamp meter is perfect for a wide range of applications, including current and frequency troubleshooting in various industries.Equipped with a small diameter jaw, the Extech 380947 allows for easy access to confined spaces where larger clamp meters cannot reach. This feature enhances versatility and enables accurate measurements in tight and challenging areas.With a remarkable 1mA resolution and very low-current sensitivity, this mini clamp meter provides precise and detailed readings, even for low current values. Its high sensitivity ensures accurate analysis and troubleshooting, making it a valuable asset for professionals in plant maintenance, electrical work, HVAC systems, telecom installations, and more.The Extech 380947 finds utility in current and frequency-related troubleshooting tasks, including plant maintenance, electrical work, HVAC systems, telecom installations, as well as home electrical projects, fleet maintenance, marine applications, and motorcycle repairs. Its versatility and portability make it an indispensable tool for professionals across various industries.This mini clamp meter offers True RMS capability, allowing accurate measurements for both sinusoidal and non-sinusoidal waveforms. It ensures accurate readings regardless of the waveform type, ensuring precise analysis in a variety of applications.The Extech 380947 Compact 400 Amp True RMS Mini Clamp Meter is designed with precision, versatility, and portability in mind. Simplify your electrical measurements, enhance troubleshooting efficiency, and ensure optimal performance with this reliable and compact clamp meter.