Extech EX612 400A Dual Input AC Clamp Meter + NCVExtech EX612 400A Dual Input AC Clamp Meter + NCV AC Clamp on meter with built in dual Thermocouple inputs and Non contact Voltage Detector True RMS measurements for accurate AC Voltage and Current measurements Dual type K thermocouple input with Differential Temperature function (T1, T2, T1 T2) Built in non contact Voltage detector with LED alert DC A multimeter function for HVAC flame rod Current measurements Data Hold plus fast Peak Hold of current