LED panel Light: Voltage:AC85-265V Power:3W Lumens:270-300LM Luminous efficiency:90-120LM/W CCT/Colors:Warm white/Normal white/Pure white/Cool white LED source:Epistar Beam angle:120° PF:>0.9 Ra:>80 Size mm:50*90 Installation Type: Recessed/Mounted Material: Aluminium + Acrylic Surface Treatment: Anodic Oxidation Working Humidity: < 95% Working Temperature: -25° C~45° C Protection Rating: IP44 Life span: 50, 000Hrs Working Environment: Indoor use (applicable for dry environment) Power supply: External Constant Current Driver Certificates:CE ROHS Warranty Period(years): 3