... -circuit current: 3 mA USB 2.0, Graphic Windows Software Application:This meter is an insulation resistance tester with ... display and back lighting.USB 2.0 interface, graphic Windows software and automatic insulation test report.Robust case, rechargeable ... Accessories: temp probe, AC adaptor/charger,interface wire & software, carrying bagOrder Information.Instrument, 1 piece.LR14 alkaline battery, ...