■Test voltage DC 5000V/2500V/1000V/500V/250V ■Insulation Resistance up to 1TΩ ■Short circuit current up to 4mA ■Dielectric Absorption Ratio(DAR) ■Polarisation Index(PI) ■Auto discharge function ■Data hold(Auto) ■Auto power save: Power save about 10 miunutes after the last operation ■CAT IV.600V ■IP54