Description: Splices into trailer wiring to provide a connection to the vehicle socket 7-way connects tail, brake, reverse, turn signals, brakes and auxiliary power，Interchangeable with other 7-way RV connectors Concealed terminals help ensure a reliable connection 7-way RV blade connectors commonly used on RV travel trailers Prevents difficulty in plug removal，Non-corroding, shock-resistant interior design Specification: Material: Plastic Color: Black Input: 12V 7 Pin Lighting Connections Size Chart: SIZE1:7.2X7X10.5cm /2.83X2.76X4.13inch SIZE2:9.2X7.5X4.1cm/3.62x2.96x1.61inch Package Includes: 1 x7-Pin Trailer Plug 1 x 7-Pin Trailer Socket Note: 1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you.