Various Application: 4-pin aviation extension cable widely used in RV, truck, tanker truck, semi-truck, trailer, horse trailer, bus, farm tractor, caravans, van, and long-distance car for connecting backup camera system and surveillance CCTV system. The wire features a 4.5mm PVC sheath with a 4-core oxygen-free copper conductor. The connector is M12-4PIN male and female, with the female equipped with a locking screw. Product Use: This 4-pin interface is commonly used for reversing camera connections on container trucks, buses, and small trucks. Available in multiple lengths to suit various vehicle setups. The 4-pin interface supports video and o signal transmission. Color: Black Material: PVC + oxygen-free copper Size: 10m Package Contents: 1 x Video Camera Cable Note: Light reflection and different displays may cause slight variations in the color of the item compared to the picture. Measurement may vary by +/- 1-3cm.