Low profile led lightbar,led Light Bar,strobe light,emergency light used for police car,cop car,fire fighting,ambulance EMS,wrecker,project car,sprinkler,patrol car,emergency vehicle Features: 360-degree lighting system , low profile design Narrow lightbar Only 6.8" wide More than 10 kinds of Selectalbe flash patterns Aluminum housing , weatherproof Technical Specifications: Voltage: 12V DC Led cover available :Amber ,blue,red,white,green Lens:TIR Modules : 16 pcs of TIR4 module in front and back size Coming with switch Dimensions: 40" x 6.8"x 1.8"