This is a trailer wiring testing device for 7 RV Round Vehicle end Connections. The LED Lights are labeled and will light up when they receive power from the Vehicle Side. Simply plug the Tester into your Tow Vehicles 7 Round Connector and check to see that everything is working appropriately. This device allows you to test for tail, brake, reverse, turn signals, brakes and auxiliary power. This is a handy tool to have ready to diagnose any possible electrical issues on your boat trailer, RV trailer, or towing vehicle.
- 7 Round RV Tester for Vehicle Side Connections
- Clearly Labled and Easily Visible LED lights
- Tests for tail, brake, reverse, turn signals, brakes and auxiliary power