Digital multimeter with temperature & frequency measurement: 4000 count, 1000vacdc product highlightsnew cat iii 600 v safety ratingnew 50 % bigger display with bright whitebacklightnew over-voltage indicator (17b+)frequency and temperature measurement (17b+)voltage, resistance, continuity, capacitanceinput terminal for ac and dc current measurements to10 a currentdiode test, data hold.