Led lightbar (lightbar, light bar) Model number:TBD3252 Voltage: DC12V or DC24V Light source: 0.5WLED Color: red,blue and amber is optional Flash pattern:14 kind flash pattern selectable Switch:one button control on/off,the other control flash pattern Install: Mount bracket combineing with hook to install Test request: -400C-+550C temperature, anit-virbration,prevent-water.