VE9051U AC/DC withstanding voltage Insulation Resistance Tester is a kind of Hi-pot Tester. Due to its simple and compact structure with advanced technology, the operation becomes more convenient and more practical functions. It can be widely used for testing of Coils, transformer, motor winding, household appliances, chargers, adapters and other component specially for safety inspection. Output AC Voltage : 0.05KV ~ 5KV Test AC Current : 0.1mA ~ 30mA Output DC Voltage : 0.05KV ~ 6KV Test DC Current : 0.01mA ~ 10mA IR : 1M ~ 10G @ 0.05KV ~ 1KV