Makes fence maintenance easy. The combined voltmeter and current meter is designed for the rapid location of electric fence faults. Quickly and easily locates faults along the fence line. Large back-lit display. Displays current, voltage and current direction simultaneously. Displays previous current reading to compare values. Audible current indicator. Convenient belt clip. Insulated, rugged, water resistant case. Replaceable 9V battery. Low battery warning system. Automatic energizer polarity detection is used with all energizers. | Speedrite Digital Fault Finder