【MR11 12V Spot Halogen】 ø35*35MM. Pack of 8*halogen reflector bulbs. GU4 bipin socket, standard shape MR11, 250 lumens, input voltage 12V. Please note that this bulb is a small lamp holder MR11 GU4(35mm), not a large lamp holder MR16 GU.3(50mm). 【Focus Lighting】This 20W GU4 spotlight bulb has a beam angle of 30 degrees, giving you a great spotlight effect. The warm white light temperature of 2700K gives you a relaxed feeling and creates a warm atmosphere. 【Dimmable】 The halogen lamp MR11 is dimmable. From 100% to 0% continuously and without jerking or flickering. Instant start without delay. CRI>80, no UV radiation, better protect your eyes. 【Long Lifespan】High quality material, high brightness and low power consumption provide an average of 2000 hours, reducing the trouble of frequent lamp replacement, long lifespan and very durable. 【Application】Perfect for living room, bedroom, kitchen, hallway, shop, school, landscape, exhibition, home, hotel, museum, restaurant, cafe, retail. 【Note】This is an MR11 light bulb, not an MR16 light bulb. Please check the size of the lamp holder and the size of the old bulb before purchasing.