NEW SUN 2 Pcs of 2 in 1 Design 7 Pin to 4 Pin and Adapter & Tester 2 in 1 Trailer Connector Tester

The NEW SUN Trailer Adapter is your go-to solution for connecting your vehicle to your trailer. With this compact and rugged adapter, you can easily light up all your trailer's running lights, tail lamps, brake lights, turn signals, and reverse lights. It's designed to accommodate various electrical wiring configurations, eliminating the need for multiple adapters. This 7 pin to 4&5 pin adapter is built with durability in mind, crafted from heavy plastic and featuring brass terminals with tin contact for superior conductivity. Whether you're hauling a boat, RV, or ATV, our adapter ensures a stable power supply and a secure fit for stress-free towing. Please confirm the size of the adapter before placing your order to ensure a perfect match.

• ● Easy to Use: No tools required, simply plug it in for quick and hassle-free conversion
• ● Waterproof and Dustproof: Equipped with a dust cover that effectively prevents dust and moisture ingress, extending the life of the connector and maintaining optimal performance
• ● Multi-Purpose Compatibility, Wide Application: Suitable for a variety of vehicles including trailers, RVs, and trucks, meeting diverse user needs
• ● 2-in-1 Design: Streamlined Testing for 4-Pin and 7-Way Connectors! Easily test trailer circuits on most trucks with our dual-function trailer light tester. Note: Upside-down testing required for 2017 Newer Ford/GMC/Chevy models
• ● 7-Pin to 4-Pin Trailer Plug Adapter: Effortlessly convert the vehicle-side 7-pin output to a 4-pin flat adapter. Connect your 4-way trailer light plug with ease