... color,Mix powder, halogen powderPlasticPBT ,PC,PPOptional BaseE14,E27,B22(different base for different mark)Color temperature2700K- ... of input voltage :160~250v7)80% energy saving8)Optional Base :E14,E27,B229)Plastic housing : PP,PC,PBT10 ... Generally speaking , in the same watt , between energy saving lamp and incandescent lamp, energy saving lamp can save 80% power ,average lifespan can extend ...