Prestige electronics offers million mega ohm meter for accurate, reliable, and predictable insulation resistance measurement of cables, capacitor rotating machines, switchgear items, electrical appliances, insulating components, volume and surface resistivity of solids, liquids insulating materials films, sheets etc., polarisation index. The ohm meter has measuring range from 1 x 106 w to 2 x 1014 w [1 mw to 200 tw] in different ranges and models. Test voltage extended has extremely low ripple, high stability, and short circuit current less than 2 ma. Instrument can be operated in earthed or floating mode.