Maybe you will feel curious about the ways of sale .For most people , ways of sale are only the whole light by the whole light .Normally , manufactures sales the whole light directly only. But our ways are more flexible . We sales our LED Sports Light by the whole light ,and we also sales part by part. Part by part ,it is a ways that sale our LED Sports Light by different parts. The customers can buy our light engine ,the drive .AS for the reason why we sale like this ,it is because it can lower your cost for tax and higher your profit maximum. The light engine can be a storage , you can use it when you have a broken light engine. For more detailed information , you can go to https://www.elitesemicon.com .