Philips 418210 Dimmable AmbientLED 4-Watt MR16 Indoor Spot Light GU10 Base Light Bulb Philips 4-Watt Ambient LED Energy Saving MR16 flood light can replace your 35-Watt halogen MR16, saving you up to 82.25 in energy costs Ideal for use in kitchens, dining rooms and living rooms in your track light or open recessed fixtures Fully dimmable - Dims just like a halogen bulb Instant-on and will not fade fabrics or colors GU10, twist and lock base flood light lasts at least 22.8 years and contains no mercury