Multi-Tow Trailer Adapter: 7 way to 12 volt power adapter not only converts 7 way flat blade to a 4-way or 5-way trailer connector, also adapts 7 way into 12 volt power cigarette lighter socket; Note: This adapter doesn't work with vehicle has a lamp-out sensor
12V Cigarette Lighter Power Outlet: 12V power can be used to power air compressors, spot/flood lights, inverters, freezer, electric coolers in the back of your truck; Put 12v outlet where you need it, plug and play, much easier solution than running wires from battery to the truck bed; Note: Some vehicle models might do not have a relay in position from the factory to run the 12 volt, if your 12V plug is not working, please check your fuse panel and install the relay fuse
Trailer Circuit Tester. 7 way trailer plug adapter also can be used as a 7 pin trailer tester to check the connectivity of taillights, brake lights, reverse lights, turn signals, electric trailer brakes and auxiliary power, you can find out which wiring has a problem easily with the bright LEDs indicators
7 Pin to 4 and 5 Pin Trailer Adapter: Multi-function trailer plug adapter converts standard rv blade 7 pin trailer plug to standard 4 and 5 way trailer connector, adding versatile towing options for your vehicle; 4/5 way socket can be used to connect trailer taillights, brake lights, reverse lights and turn signals
Widely Use: 7 way cigarette lighter plug adapter works fine with any factory OEM 7 pin plug, suitable for Truck, Boat, RV, ATV, Chevrolet, Ford, Dodge, RAM, Nissan, Toyota, GMC and Jeep etc