GREAT PERFORMANCE: MR11 GU4 LED bulb, non-dimmable, cool white 6000-6500K, pack of 4 ENERGY SAVING: Replace 40W AC/DC12V halogen bulb with 4W LED , saving energy over 90% ENVIRONMENT FTIENDLY: No lead or mercury. No UV or IR, making them much safer around children and animals APPLICATION: It is ideal for indoor home lighting, offices, schools, factories, museums, shopping malls, supermarkets, restaurants, etc.10 pieces LED MR11 reflector bulb 12V 6000K GU4 Base (NON DIMMABLE) Features - Brightness / Lumens : 500 lumens - Power: 4 Watts - Halogen bulb equivalent: 40 watts - Input voltage: 12 Volts AC / DC - Base/Socket: Gu4 Bi-Pin - Size: Diameter=35mm (1.38 inch), Height=35mm (1.38 inch) - Color temperature: 6000K (cool white) - Color rendering index (CRI): 80+ - Beam angle: 120 degrees - Materials: glass - Certification: CE. RoHS - Lifespan: 50000 hours Applications: Home, office, living room, bedroom, bathroom, dining room, hallway , kitchen, studio, restaurant, hotel, library, meeting room, showroom, showcase, etc.