Duoyi
Multifunction Tester DY 5500
Three test voltage 2500V/1000V/500V measure insulation resistance to 20G ohms, Earth ground resistance measurements from 0.01 to 2000 ohms with 0.01 ohm resolution, AC voltage measurement to 600V, Phase sequence test, Data hold, auto range, auto poweroff, LCD backlight, Complete with test leads, phase wires, heavy duty carry case and eight 1.5V AA batteries