Fluke Digital true RMS clamp meter measures DC current of 40 - 400-Amp, AC current of 40 - 400-Amps, AC input voltage of 600-Volts and DC input voltage of 600-Volts. It has large backlit LCD display. This clamp meter works on AAA battery. It is suitable to measure 5 - 500-Hz frequency, 0 - 100 mF capacitance, 100 mF - 1000 nF capacitance, 400/4000-Ohm, 40-Kilo-Ohm resistance. This clamp meter with hold button, measures temperature in range of 14 to 122 deg F. It has slim ergonomic design. Clamp meter serves as general troubleshooting tool for commercial as well as residential electricians. It provides accurate measurements on non-linear signals.