PM120 / Extech Power Monitor Monitor and Record Power Usage of Home and Work Appliances.Voltage : 100 to 150VAC, 60Hz.

MG300-NIST / Extech True RMS Wireless Multimeter/Insulation Tester True RMS measurements for accurate readings of noisy, distorted or non-sinusoidal waveforms.

MA63-NIST / Extech True RMS 60A AC/DC Clamp Meter + NCV with NIST True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms.

MA620-NIST / Extech 600A True RMS AC Clamp Meter + NCV with NISTAC Current, AC/DC Voltage, Resistance, Frequency, Capacitance, Temperature, Duty Cycle, Diode and Continuity.

MA61-NIST / Extech TRMS AC Clamp Meter and NCV Detector True RMS measurements for accurate readings of noisy, distorted or non-sinusoidal waveforms.

MA443-NIST / Extech แคลมป์มิเตอร์ Clamp Meters MA443-NIST 400A AC Clamp Meter + NCV with NIST.1.2" (30mm) jaw size fits conductors up to 500MCM.

MA440-NIST / Extech True RMS 400A AC Clamp Meter with NCV & NISTAC current measurement to 400A.Pocket-sized meters with 1.2" (30mm) jaw size fit conductors up to 500MCM.

MA435T-NIST / Extech TRMS AC/DC Clamp Meter and NCV Detector True RMS measurements for accurate readings of noisy, distorted or non-sinusoidal waveforms.

MA430T-NIST / Extech 400A True Rms AC Clamp Meter with NIST 400 A True RMS Clamp Meter + NCV with NIST Calibration.Built-in non-contact Voltage detector with LED alert.

MA430-NIST / Extech AC 400A Clamp Meter with NCV and NIST Built-in non-contact voltage Detector with LED alert.Backlit LCD display.