Uni-T Earth Ground Tester, 4000?, 400V AC, 50/60Hz

Functions: earth resistance testing; earth voltage testing Data storage Data Hold function Reinforced insulation protection Over-range indication Auto power off and Data hold Specifications Resistance Range 0~4000? Product size 160mm x 100mm x 70.5mm Product net weight 560g Display 70.6mm x 34mm Frequency 50Hz/60Hz Power 1.5V battery (LR6) x 6 Display Count 4000 AC Earth Voltage (V) 0~400V