HD-951 High Voltage Tester Product explanation: This tester is designed to perform tests specified in many standards to check resistance of high-volt and leakage current. Technical parameter: Power source: AC 220v 50Hz. Input voltage: 220V. Output voltage: 0~5KV adjustable. Leakage current: 0.5, 1, 3, 5, 10mA can be adjusted and selected. Transformer power: 500W. Test period: 180s Exterior dimension: 430mm L, 330mm W, 170mm H.