... more or less 5 percent Specifications:1) Earth resistance: 10/100/1000Ω2) Accuracy: earth resistance within ±5% of full scale3) ... Measurement system: earth resistance4) Withstand voltage: 1500V AC for ... ) Accessories: test leads (red-15m, yellow-10m, green-5m), auxiliary earth bars carrying case6) Dimensions ( L x W x D): 135 ...