Nilight&reg; Green 54 X Ultra Bright LED Emergency Warning Use Flashing Strobe Lights Bar for Windshield INCLUDED: 6 x Lightbars with bracket, 6 x 8ft wiring harness, 1 x Set of mounting clips and screws, 1 x control box with 3 functions COMPATIBILITY: Will fit any vehicle with 12V power source SPECS: 6 x 9 (54 Total) LED, Ultra Bright 1 Watt LED, 30000 Hours Lifetime DIMENSIONS: Each light bar is 7" in Width INSTALLATION: Connect each LED bar into extension cable, and connect the other end of the extention cable into the sockets on the controller. Wire the controller''s black (- ground) and red (+ power) into the car''s power source. Place lights at the desired location.