Roadmaster 153789 smart diode wiring kit led bulbs

Towed Vehicle Wiring Kit; For Use With Variable Voltage Lighting and LED Taillights; With 4-Wire Harness 27 Foot Length/ White Wires/ 2 Smart Diodes/ 10-12 gauge Yellow Butt Connector/ 3 Ring Terminals/ 3 foot Length Split Loom/ 11 Wire Ties/ Tek Screws Attributes Type: Hardwire Diode Includes Diodes: Yes Estimated Install Time (Hours): 2 Product Description This kit uses a system of diodes to connect your towed vehicle's turn signals, running lights and brake signals to your motorhome's. Diodes prevent electrical feedback and protect both vehicles' electrical systems. Features & Benefits Diodes Are Frequently Used To Prevent The Backflow Of Current To The Electrical System Smart Diodes Correctly Modulate The Voltage To Activate Only The Intended Circuit Meets DOT Standards Easy To Use No Supplier Warranty