... > 1KHzMeasured current frequency50/60Hz Automatic measurementLow Battery IndicationLow battery symbol displays when battery is lower then 5.3VMemory Full IndicationMEMsymbol blinks ... .minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); ETCR2100+ Earth Resitance Tester---Manufactory,ISO,CE,OEM