... including street lighting, high bay lighting, flood lighting, tunnel lighting, office lighting, grow lighting, etc. Advantage of our product-- induction lamp:(Ballast of induction lamp with UL ... & MH lamp, energy saving 40~50%.Our induction lamp power is from 40W to maximum 500W. In China, only my ... )Lumen depreciation (%):< 5% (after 2000hrs) (9) CCT: 2700~6500K magnetic Induction lamp with UL & CE