The Blue Ox BX88159 6-Amp Diode 12-Pack is designed to protect your vehicles electrical system when flat towing behind an RV. These high-quality diodes allow current to flow in one direction only preventing backfeed from the RV to the towed vehicles wiring, which could cause electrical damage. Ideal for use in custom tow lighting setups, this 12-pack provides enough diodes for multiple circuits or multiple vehicles.• 6-Amp Capacity - Handles up to 6 amps per diode ideal for LED and standard lighting systems• One-Way Current Flow - Prevents electrical backfeed and protects vehicle circuits during towing• 12-Pack - Includes twelve diodes enough for multiple installations or spare parts• Compact, Durable Design - Built for reliability and long-lasting performance in various conditions• Easy to Install - Clearly marked for input/output; works with most standard tow wiring systems• Compatible with RV Towing Setups - Designed specifically for towed vehicle lighting systems Supports up to 6 amps per diode Ideal for multiple tow setups Easy, hassle-free installation | Blue Ox 6-Amp Diode | 12-Pack - BX88159