REESE Towpower Wiring Adapter, 7-Way to 5-Way & 4-Way Flat, w/ LED Tester

This REESE Towpower towing adapter converts a 7- way blade connector to a standard 4 or 5-flat connector. It features highly visible, cool blue LED circuit tester for instant completed circuit confirmation, and a built-in 12 Volt power outlet. Not only can you adapt the trailer to vehicle fast, but you can be certain the connections are correct, as well as power any 12 Volt accessory.
Easy to use
Compatible with both 4 and 5 way flat connectors featuring a 12 volt outlet
Strong durable construction
Corrosion resistant and tin plated contacts for long life
Compatible with plastic or metal connectors
Compact and easy to store when not in use
Non-corrosive thermo plastic construction
Designed for 12 volt systems