CHARACTERISTICS:The meter is a portable, 31/2 digits LCD max. reading 1999 clamp meter with insulation test function (with 500v insulation tester unit), designed for being used by electricians. Automatic polarity indication, an indication a measuring range overload, low battery indicator, data hold.power supply: 9V batterydimension: 230x70x37jaw opening: 5mmweight: 310g (with battery)APPLICATION:Multimeter can be used for measurements:DC voltage – max. 1000VAC voltage – max. 750V (RMS)AC current – max. 1000A (RMS) resistance – max. 20kOhmcontinuity test (sound signal)insulation resistance test – max 2000M? (with insulation tester unit 261)