FeaturesTP238 and TL224 conform to safety standard IEC 1010-2-031, maximum 1000 VAC Cat III, 600 VAC Cat IV, pollution degree 2, 10 AProbe extenders conform to safety standard IEC 1010-2-031, maximum 1000 V Cat III, pollution degree 2, 10 AClamp meter or test instrument that accepts a standard shrouded banana plug