... voltage.AC85-265V d.warranty:3 years c.Factory selling. 1.Good service2.Longlifespan.3.The pretty competitive price.4 ... room, office, hospital, school, factory, commercial lighting, shopping mall, supermarket, kitchen, display, blacklight, home ... .All the above items are under factory standard warranty.2.All the shape, size, color, brightness ... flood light, LED street light, LED tunnel light etc.