Ul listed for top-quality standard and safe operation, this product doesn't contain mercury, UV, infrared, or other deleterious radiation. It can always bring a natural and true colour experience to your surroundings, gently lighting up your indoor space. Equal illumination performance with 50w halogen light bulbs, but excellent power-saving up to 87%. This 6.5w led bulb achieves an equal brightness with less energy usage, which would be your perfect choice, fully dimmable from 100% to 10% with no flickers, humming, or pausing, which allows you to easily adjust the brightness. In addition, this e26 base led bulb can perfectly fit most standard screw-in sockets, which is ideal for track lighting or recessed fixtures.