DLC Premium certified LED Square High Bay light 150W is one of the commercial grade indoor product for indoor warehouse or any commercial space with a ceiling height of 20ft. - 30ft or more. and with a Correlated Color Temperature (CCT) of 5700K and lumen output upto 20,100 lumens, this high bay light can get you more brightness than old 400W MH lights while it would also save you 75% of energy on each fixture. With its inbuilt lighting control feature the fixture can be dimmed from 0V to 10V, can be easily hook mounted on any ceiling surface.