DY5500 4 in1 Multimeter Earth Ground Resistance Tester Meter Insulation Teste…
MODEL : DY5500. Insulation Resistance Insulation Resistance : 0.1~2000M ±(3%+5). 2 × Auxiliary Earth Spike. 1 × Insulation Resistance Test Wire ( Red Lead with Big Probe / Black Lead with Big Clip / Black Lead with Detached Little Clip ).