1.Aluminum cup light GU10 2.Voltage:AC 220 ... Brightness Degradation:<3% 1000hours• Light Effiency:80LM/W•Use high lumen 2835SMD•Aluminum housing for good heat dissipation ... characterized of long life, high luminous efficiency, pure light color, stability, safety, no radiation, low power ... Replace incandescent, fluorescent, HID and other traditional light sources.2) Suitable for indoor lighting, such as ...