Flir CM83 600A True RMS Industrial Handheld Clamp Meter is designed to measure AC/DC currents up to 600A with True RMS and AC/DC voltage up to 1000V. The Flir CM83 features a unique VFD mode for enhanced accuracy on VFD controlled equipment, inrush mode for capturing fast AC current spikes during appliance start-up phases, phase rotation testing, very bright LED work light, and more. The Flir CM83 Clamp Meter has everything a technician could want with its rich features and high quality build design.