FLUKE-1587/I400 FC 2-In-1 Insulation Multimeter W/Clamp Pl/DAR measurements with TrendIt graphs Memory storage through Fluke Connect Measurements app. CAT III 1000 V / CAT IV 600 V overvoltage rating for added user protection Temperature Compensation through Fluke Connect Measurements app Fluke i400 AC Current Clamp Use with your Fluke 1587 FC to measure 1A AC to 400 A AC 1 mA/Amp output guarantees easy reading