- 55*32mm jaw size for larger ground rods - Autoranging ground resistance measurements from 0.01Ohm to 1000Ohm with 0.001Ohm resolution - Configurable alarm value in resistance to support your measurement - Ergonomic mold, full rubber coating for slip proof - Simplifies ground resistance measurements on multiple point ground systems - Verification resistor confirm accuracy of meter - Datalogging with 99 data points - Complete with heavy duty case and verification resistor - Earth Resistance 0.01Ω-1000Ω - Min. Resolution 0.001Ω - Configurable Alarm Value of Resistance 0-199Ω - Memory 99 sets - USB Interface - Conductor Size Φ2.2*1.3 inch(Φ55*32mm) - LCD Size 1.1*1.8 inch (28*46mm) - Dimension 11.2*3.5*2.4 inch(285*90*60mm) - Weight 1250g