Product Details Excellent replacement for standard 12V 35W MR11 Halogen bulbs with 3W 250lm high-brightness. MR11 Diameter 35mm* Height 38mm (1.38×1.49 inch) with GU4.0 base.BUT not suitable for MR16 LED bulb two-pin base(diameter 50mm). 12V AC/DC MR11 lamp is compatible with 99.8% of the electronic transformers. 2700 Kelvin,warmer yellow light. Close to the color of the yellow halogen lamps. Suitable for living room, cabinet and kitchen.