This product is a trailer junction box, which is made of durable plastic material, with good texture, sturdy and practical. Easy to install and use, it can be easily applied to your trailer, a very practical accessory that will meet your needs well. Features -Color:Black -Material:Plastic -Size:20.00X8.10X5.70cm/7.86X3.18X2.24in -Simplifies the process of connecting your car to your rv or trailer, making it quick and easy. -Protects the power cord from wear and tear, ensuring that it lasts for a long time and doesn't need to be replaced frequently. -Provides a stable and reliable power supply, can use your rv or trailer without interruption. -Made with sturdy plastic materials that are designed to be splashproof, don't have to worry about damage from rain or other weather conditions. -Compatible with a wide range of different types of trailers, can use it with whatever type of trailer you have. Package list: 1