... on car,truck,boat and industrial.--15 degree verlically adjustable mounting bracket.--Unique design for heat-sink.-- ... --Life-span:30.000 hoursApplication : Available for offroad vehicle, atvs, truck, engineering vehicles (excavator,treedozer,road ... mining truck etc.),special vehicle(fire engine,police cars,rescue vehicle,communication vehicle,military command vehicle)forklift,trains,boat,bus ...