Plugs Into The Trailer Plug Each Led Light Corresponds To The Circuit Being Energized Provides An Easy To Connect Ground Terminal For Trailer Lighting Set Up

Supplies Power And Ground Digital Voltmeter With Min/Max Voltage Capturing 4Mm Banana Jack 20 Foot Power Lead Tests For Bad Grounds/Short Circuits

Power Up Components Signal Distance Bar Indicates Distance Height From Short To Ground Or Open Circuits Led Light On Receiver Illuminates The Work Space Area

[Test Your Diesel Engines]: Use The Abn Diesel Fuel Pressure Tester Kit To Check For Leakage, Spray Pattern And Chatter Characteristics In Your Diesel Engine; Ensure Optimal Operation In Your Vehicles And Farming Equipment And Troubleshoot For Mechanical Issues After Rebuilding And Servicing [Easy To Operate]: Fill The 400Ml Oil Cup And Press The Lever