... :Aluminum+PMMA+PS LED Ceiling Light , LED Ceiling Lamp , LED Ceiling Panel ,Led light panel , led ceiling panel,led office light,led panel light,led panel lighting ,led office lighting, led productItem No.: QL-SLP300*1200-WLED Panel Light Features:1 ... (max)9) Main material :Aluminum+PMMA+PS10) Life expectancy(h): 30,00011) Ambient temperature-20-40 DegreeApplication:1)Commercial Lighting2)Office ...