led bulb (Plastic aluminum coating series) 

aluminum with PBT

5W     A50   Ra 80  456lm
7W     A60   Ra 80  657lm
9W     A60   Ra 80  812lm
12W   A60   Ra 80  1037lm
15W   A70   Ra 80  1277lm
18W   A80   Ra 80  1450lm