Extech Instruments Current Clamp Meter, TRMS, 60MOhm, 1MHz, LCD

30mm jaw size accommodates conductors up to 350MCM. LoZ prevents false readings caused by ghost voltages. uA function for HVAC flame rod Current measurements. Built-in Non-contact AC Voltage Detector (NCV) with LED indicator. 6000 count backlit LCD display. Data Hold freezes the reading on the display. Auto Power Off conserves battery life.