Metravi 4673 mini digital clamp meter features high reliability, safety, precision and compact design. Its resolution ratio is 1mA. AC/DC Current has maximum range of 100A AC/DC; particular VFC start mode. Entering this mode can accurately measure voltage and current which has VFC frequency conversion. Voltage or current response display is T-RMS. Whole range overload protection, reliable measurement accuracy and unique design makes it an outstanding new generation electrician/electric power measurement instrument.