Application: Offroad vehicle, ATVs, truck, engineering vehicles (Excavator, treedozer, road roller, bulldozer, crane and mining truck etc.), special vehicle (Fire engine, police cars, rescue vehicle, communication vehicle, military command vehicle), forklift, trains, boat, bus, and tanks. After connceted with a 110V/220V power switcher, also can used for public buildings, hotels, gardens, stages, city squares, garden lighting, mining, outdoor billboards' lighting, outdoor landscape lighting, buildings and bridge landscape's lighting.