Working taillights on your trailer are absolutely essential any time you tow. The CURT Converter provides an effective way to properly equip your vehicle for safe towing. The CURT electrical converter provides a trailer connector on your vehicle by splicing into the vehicle's electrical system. Electrical converters are designed to splice directly into the taillight wiring, rather than plugging into various sockets, giving them the nickname "taillight converters." Though it requires a little extra effort, a taillight converter offers a reliable, long-term connector solution. This CURT Electrical Converter is designed to convert a 2-wire system to a 3-wire system.• Converts a 2-wire electrical system to a 3-wire system• Intended for a vehicle being dinghy-towed behind an RV or other vehicle• Constructed with SMT circuitry for better performance and durability• Color-coded wires for easier installation• No heavy-duty flasher or direct battery connection required• Not compatible with LED trailer systems Constructed with SMT circuitry for better performance & durability Color-coded wires for easier installation Not compatible with LED trailer systems | Curt 2-to-3-Wire Taillight Converter