D908-15W/20W Voltage: 110/230V Tube: Tri-phosphor Average life: 8000h The inner light sensor tur D908-15W/20W Voltage: 110/230V Tube: Tri-phosphor Average life: 8000h The inner light sensor turns on or off automatically according to the brightness of rays. Suitable for places where requiring lights at night. Decorative appearance, soft light, compact in size. Up to 75% energy saving. Warm pleasant, Exce