MEGGER DIGITAL INSULATION Type : WH 30-1 Features : Rated Voltage : 600V/250V/500V/1000V Testing Range : 600V:0.0~199.9MΩ;250V:0.0~499.9MΩ 500V:0.0~999.9MΩ;1000V:0.0~19.9GΩ DC/AC Testing : 30~600V Accuracy : ±5%rdg±5%dgt Resolution : 1.0V Overload Protection : AC 1200V/10second Withstand Voltage : AC8320V/5second Insulation Resistance : 10MΩ Short Circuit Current : 1.3mA Power Supply : 6*1.5V battery Product Size : 153*96*220mm Weight : 1.100 gr DV Switcboard Accessories - Quality You Can Trust