Fully DimmableFully dimmable GU10 LED bulb, use your dimmer switch to adjust its brightness, perfect for home and commercial using, fit any occasion. | Energy EfficientThese 5W LED floodlight bulbs output 400LM brightness with low consumption, save over 90% on electricity bills. Energy Star certified, rated to last 10,000+ Hours. | 80+ Color Rendering IndexNatural outdoor light has a CRI of 100 and is used as the standard of comparison for any other light source. The CRI of this LED light bulb is higher than 80, make color appears more vivid and natural. |