Digital Insulation Resistance Tester Backlight DC Insulation Resistance Meter
1 Insulation Resistance Tester. Insulation Resistance: 1MΩ~2000MΩ. Resistance, Continuity Test: 0Ω~2KΩ, ＜50Ω buzzer will make a sound, Test Current: 1mA. With large LCD digital display, easy to read.