Easy to use: Hold top probe to the fence Insert probe into ground, you could know the reading of your fence Require none addtional tool This testing tool is extensively utilized for measuring voltages on any metal wire Its wide ranging applicability enables you to fence lines, energizers, grounding systems, gate wires, and fence components for farms, home gardens, sheep, pets, horses, and livestock fencing, making it highly versatile The device features six indicators lights that correspond to the detected voltages levels, providing immediate and clear feedbacks This voltages tester is easy to carry with you wherever you go, making it for quick inspections and measurements With a voltages measurement ranges of 2000v to 12000V, this tester is specially designed for low impedance and standard fence controllers