LightStory MR16 LED Bulbs, 12 Volt, 5W 450lm, 50W Halogen Bulbs Equivalent, 3000K Warm White, 40&deg; Beam Angle Non-Dimmable MR16 GU5.3 LED Light Bulbs, UL Listed, Pack of 10 Excellent performance: 5w MR16 LED bulbs give off 500lm comfortable 4000K neutral white light; a perfect 50w halogen bulb replacement, only for indoor use Energy savings: Enjoy the energy-savings of LEDs without sacrificing light quality; Save over 90% on electricity bill Easy installation: Standard MR16 shape with GU5.3 BI PIN base; this 12v LED bulbs need LED compatible transformer Long Lasting: With a lifetime of up to 50000 hours, you can reduce the hassle of frequently replacing your light bulbs Hassle-free warranty: We provide our customers with unconditional 2-year product warranty; email us for any queries and we will be in touch within 24 hours; replacement or refund will be provided for your preference