Features: Measuring range- of earth resistance: 0-2000. 0/20/200/2000ohm (2%+ 3)with 0.01ohm Large, easy-to-read lcd-display with backlights. An accurate, reliable and easy-to-use insulation tester. Full function protection, anti high-voltage circuit design. It can be used for grounding resistance values of various power system, power equipment,lighting protection equipment and other grounding system,as well as AC-voltage. Specifications: Material:ABS Earth Ground Resistance:0/20/200/2000 (2%+ 3) Resolution:0.01 Ground Voltage:AC200V Data Hold:yes Working LED Indicator:yes Packing Size:Approx.275X240X120mm/10.82''x 9.44''x 4.72'' Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Megohmmeter 2x Alligators Clip Cable(1.6meters/5.2ft) 2x Auxiliary Ground Rod 3x Test Lead(Red 15meters/49ft,Yellow 10meters/33ft,5meters/16ft) 1x Manual 1x Storage Bag