... color,Mix powder, halogen powderPlasticPBT ,PC,PPOptional BaseE14,E27,B22(different base for different mark)Color ... by using tri-phosphor 2)Excellent Color Rendering Index (Ra=80)3)Color temperature : ... voltage :160~250v7)80% energy saving8)Optional Base :E14,E27,B229)Plastic housing : PP ... in the same watt , between energy saving lamp and incandescent lamp, energy saving lamp can save 80% power ,average ...