Material: Aluminum CCT: 3000/4000/6500K Luminous: 70-80Lm/W Ra: >80 PF: 0.5-0.9 Wattage: 6W / 12W / 18W / 24W Product Size: 90x90xH35mm(6W) / 145x145xH35mm(12W) / 175x175xH35mm(18W) / 225x225xH35mm(24W)