A/ C High Voltage Tester with Auto Cut-Off System requires 220 Voltage for operation and can work for a specific voltage of 220 to 3000 V. The Voltage Tester is made using quality grade raw material which ensures optimum durability along with long lasting trouble free service. The Voltage Tester is strong and rigid in construction and requires minimal maintenance. A/ C High Voltage Tester with Auto Cut-Off System is corrosion resistant and has high tensile strength.