Fitment: For Ford F-150 2015-2020Specification: Color: Black Material: Rubber Harness length about: 190cm/74.8" Length about T-Connector: 17cm/6.69" Please allow slight measure erro Include 1x 7 Way Flat Trailer Connector Harness, 8x zip ties, 5x screws Function of T-Connector Trailer Hitch Wiring Harness As an extension of the truck's existing towing line to power your trailer's signal lights. Connect trailer taillights, brake lights, reverse light, turn signals , electric trailer brakes and running lights. Directly plugs into this trailer wire extension to existing old wiring connector on your truck, Features of 7 Way Flat Trailer Connector Harness Durable pure copper which has more conductive and more durable anti-oxygenized. Solid plastic housing, retains bendable properties while being very rigid for reliable usage. Connectors and wires are fully sealed and weather-proof, has a snap button dust cover to protect the connection points. Installation Note Insert the two end of T-Connector between the vehicle's old separate harness connectors. Connect another end to 7 way plug. Screw the white cable to fix the ground wire. DO NOT exceed lower of towing rating or max. LT/RT/BU 4.5 amps, max.AX/EB 12amps