Led light head(led light , led lighthead) Model Number: LTB165 Voltage: DC12V or DC24V Light source: 1 W led Color: red,amber,blue is optional Flash pattern:14 kind flash pattern selectable switch: 4 wire ,"+" wire ,"---" wire, wire of trigger flash pattern , wire of combineing with otherled light Installing: bolt fixing Test request: -400C-+550C temperature, anit-virbration,prevent-water .