... structure, better suited to field use; Measure mode RangeResolutionBasic accuracy Ground resistance 20Ω0.01Ω±(2%+21Ω)200Ω0.1Ω±(2 ... %+3dgt) 2000Ω1ΩGround currentAC Current200V0.1V±(2%+5dgt)General FeaturesProduct color Dark gray ... pcs, manual,Toolbox Standard inner packingSpecial suitcaseCarton size500×285×265cm Ground Resistance Tester