Sidelamp cluster of freight car, color: Yellow and Blue Vehicle type: General DC 12V~24V Introduction: 1. Shell material: PC fuse ABS; 2. Lamp: 12 pcs yellow or blue high-brightness LED, room saving 3. Fuctions: Yellow or blue LED are bright while driving; LED are dodging while turning direction( with the same frequency as direction lights); Low consumption; Decoration Installed position: Four corners of carriage, and the front side of carriage