supply of 5 kv digital , 5 kv digital diagnostic insulation resistance tester.ac input voltage 90-264 v r ms ,47-63 hz,100va .test voltage 250v/500v/1000v/2500v/5000v. large lcd display with backligh t . measures upto 10tohms of ir,timed ir,dar,pi, and ramp diagnostic tests.li-ion battery 11.1 v,5.2ah battery meets iec2133 upto 6 hours continious charging with a100m ohms load.dedic ated voltmeter function (30v to 660v).advanced memory,on screen recall and real time clo ck for date/time.results download via usb inter face.three test leads with high insulated c lip 3m length each. make -megger /sivananda electronics/ hioki e.e/sonel or equivalent [ warranty pe riod: 30 months after the date of delivery ] ]