GREAT PERFORMANCE: MR11 GU4 LED bulb, non-dimmable, cool white 6000-6500K, pack of 10 ENERGY SAVING: replace the 50W AC/DC12V halogen bulb with a 5W LED, saving energy saving by over 90% ENVIRONMENT FTIENDLY: No lead or mercury. No UV or IR making them much safer around children and pets APPLICATION: It is ideal for indoor lighting at home, offices, schools, factories, museums, shopping malls, supermarkets, restaurants, etc.