Thunderbird Digital Volt Meter

Description

This tester also has other functions, including auto shut off. You can also power it on when required. The product can read up to 10,000 volts, which is more than what other testers can.
Use this tester to make sure your energiser is working correctly. It is quite easy to use. You just have to disconnect the wires from the energiser first before connecting the voltmeter clips to the terminals of the system.