Watt:1W,2W,3W,4W,5W,6W,7W,9W,12W,15W,18WLED Light Source: High brightness 1W/3W LEDInput Voltage:AC85-265V/110-130V AC(Dimmable: Yes)/220-240V AC(Dimmable: Yes)Emitting Color: Warm White,Natural White,Day/Daylight,Cool/Commercial white, and other colorCertificate:CE,RoHS,FCCLife-span:50.000 hoursLED Spotlight Features:1.Aluminium radiator perfects the performance of insulation and heat elimination.2.Energy efficiency rating: A,80%~90% energy saving than incandescent lights 3.No flickering , No RF interference ,No UV radiation4. Dimmable : Yes, it can be desined by your required.5. Lifetime: >30,000hours6. Certificate: CE,RoHS,FCC,Application:Elevator Lighting Track LightingAccent LightingRecessed Lighting Art Gallery & Museum LightingRetail Lighting