... , Graphic Windows Software Application:This meter is an insulation resistance tester with broad range of measurement, which can be applied ... -calculate and display PI (polarization index) & DAR..Supports insulation analysis by Polarization Index (PI), Dielectric Absorption Ratio (DAR), step ... Black and Blue) 1 for each,each 3 meter.Data Analysis Software, 1 piece.Crocodile clip (red, black, blue),each ...