Description Graduated electric fence tester shows how many volts are at the charger or on the fence line. Voltages are plainly marked on the case – 625, 950, 2000, 3300, and 5000 volts. Good for a general quick test to see whether there is voltage or not. *For more detailed readings and a more accurate assessment of your electric fence system, consider a digital voltmeter or a Gallagher Smartfix (sold separately).
