Size:940(L)*340(W)*80(H)mm Material: 铁 Luminous Flux: 20000-22000lm Input Voltage:220-240vac LED Quantity:576pcs Power: 600W Normal Wavelength: Red 630nm.Blue 470nm. Color Ratios:8:1( Red:blue) Power Factor:>0.95 Coverage Area:>260㎡ Working Temperature:-35℃-55℃ Working Humidity:10%-90%RH Storage Temperature -40℃-85℃ Lifespan:50000hours