【12V Halogen Bulbs】 Dimmable MR16 halogen bulb. GU5.3 bi-pin base. 12V bulb, 50mmx45mm. It is easy to confuse MR16 base and MR11, please carefully check that the voltage and size are correct before purchasing. 【Dimmable Spotlight】 The Gu5.3 halogen bulbs are dimmable, no strobe, no UV radiation, better protecting your eyes. The CRI of the bi-pin bulbs is over 99, which tends to make your objects reflect color truly and give you a vivid environment. 【Warm White Halogen Bulb】 The GU5.3 bulb's 35-degree beam angle covers more space and provides a comfortable light suitable for most residential applications or ambient lighting in commercial applications. 【HIGH PERFORMANCE】 The 12V 20W MR16 bulb creates a comfortable and relaxing atmosphere. Perfect for living rooms, bedrooms, kitchens, hallways, shops, exhibitions, hotels, museums, restaurants, etc. 【Long Lifespan】 They work up to 2500 hours, saving you time and energy on replacing a new bulb. All products come with a 1-year warranty. Contact us if you have any questions.