MetroQ Digital LCD Clamp Meter-MTQ 666,Absolute Maximum AC Current Measurement: 1000 A,Units/Pkg: 1, Warranty: As Per manufacturer's warranty policy.Features: Current up to 1000 AC,optional insulation tester,51mm jaw Opening,Data hold Function,Full Range Protection.Modern multimeters are often digital due to their accuracy, durability and extra features. In a digital multimeter the signal under test is converted to a voltage and an amplifier with electronically controlled gain preconditions the signal. A digital multimeter displays the quantity measured as a number, which eliminates parallax errors.