2-PACK LED Republic MR16 5W=50W Dimmable Warm White 3000K 12V LED Bulb 2nd Generation GU5.3 LED Save electricity bill over 90%.Replace 40~50W halogen bulb light, for Home,Recessed,Track Accent Pendant Lighting Fixture Landscape Spotlight.The Bulbs Can Work with 12V ,Dimmable When Using 12V/DC Transformer Driver for Dimmer Long life time with over 30,000 hrs of the whole MR16 led,Less Maintenance fee.Decreased the times of changing bulb Environmental protection, no mercury and other hazardous substances. Creating you a soft and comfortable environment in your home/office. Save effort and maintenance costs on changing lights frequently. "Led Republic" is the only authorized one to sell LED Republic products, if you are not purchased from "LED Republic", there will be NO Warranty, and please immediately complained to the Amazon, you can get a full refund!!