... , better suited to field use; Measure mode RangeResolutionBasic accuracy Ground resistance 20Ω0.01Ω±(2%+21Ω)200Ω0.1Ω±(2%+3dgt ... ,green test line 1.6m/pcs,1.5VR6AAbattery,12V23Aone pcs, manual,Toolbox Standard inner packingSpecial suitcaseCarton size500×285×265cm Ground Resistance Tester