LED high bay lights are basically made for commercial buildings which have mid to high ceilings. They are ideal fixtures for manufacturing areas, warehouses, storage spaces, gymnasiums and barns. The reason being is that these lighting fixtures have very high lumen output. Because of this high lumen output, these fixtures are able to produce sufficient illumination for large spaces. There are several designs for high bay lights. You can choose from either a ufo design, a linear design or a round design.