Size:510(L)*310(W)*80(H)mm Material: iron Luminous Flux: 11000-13000lm Input Voltage:220-240vac LED Quantity:288pcs Power: 300W Normal Wavelength: Red 630nm.Blue 470nm. Color Ratios:8:1( Red:blue) Power Factor:>0.95 Coverage Area:>150㎡ Working Temperature:-35℃-55℃ Working Humidity:10%-90%RH Storage Temperature: -40℃-85℃ Lifespan:50000hour