Earth Tester MS2308

Description: Advanced Earth Ground Tester, 2-Pole 3-Pole & 4-Pole Earth resistance testing, Test voltage 20 / 48VAC/DC, Test frequency 94 / 105 / 111 / 128Hz, Auto Frequency Control, LCD Display, Data Logging, USB interface, 230mm x 125mm x 284mm, Battery 1.5V x 6 LR14 or Rechargeable Ni-MH.