1.DY4100 Digital Ground Resistance Tester can test earth resistance of various earth systems including power systems, electric equipments, as well as resistance value of low resistance conductor and AC voltage test. 2.This one has more complete functions, higher accuracy, more convenient and reliable for operation and more suitable for outdoor use with dust and wet proof structure.<br><br>Feature: Color: as shown Material: plastic 1.Earth Ground Resistance:0/20/200/2000 Ω 2.Resolution;0.01 3.Earth Voltage:0-30V +/-3% + 5 4.Data Hold 5.Function symbol Display 6.Automatic range 7.Low Battery Warning 8.Power: AA 1.5V x 6(UM3)12v x 1(not include) 9.Size:150 x 100 x 70mm 10.Weight: Approx. 680g<br><br>Package Contents: 1 Set x DY4100 Digital Earth Ground Resistance Tester 2 x auxiliary earth bar 3 x testing wire(red 15-meter testing wire/yellow 10-meter testing wire/green 5-meter testing wire) 2 x simple testing wire(red 1.6-meter testing wire/green 1.6-meter testing wire)