Hopkins 43024 - Multi Purpose Inline Diode (50 packs)Allows motorhome or RV to power the lights on the towed vehicle without power feedback. Includes four isolating diodes and mating spade connectors. Isolates Towed Vehicle from Motorhome Splices Into Existing Harness Powers Taillights and Turn Signals on Towed Vehicle 2 input spades and one output spade 90 Day Warranty From The Date Of Original Purchase Specifications Brand: Hopkins Srie: Wiring Components Status: Active Manufacturer Part #: 43024