RGBW: RGB+Cool White,Not only for room color ambiance adjustment , but also for illuminating. While, it has 4 dynamic modes(flash, strobe, fade, smooth), 16 lighting colors can choice, dimmable. Memory and Sync color changing: It will remember your last setting without cutting off the power. It will make your room filled with color-changing atmosphere every corner, you can even control the brightness of the light by remote control. Long lifespan: 25000 hours life, We used high quality chips to make sure it is brighter and more durable than normal chips. And Aluminum material perfectly solve the problem of heat dissipation to protect the service life of light source and ensure the bulb will not burn down easily. Unique LED control, saving over 30% power comparing to conventional LED lights.Low wattage, energy conservation, environmental protection, and this one is no UV and IR radiation. Suitable for interior decorative and party use, showcase, residential, office,restaurants, hotel, shop, exhibition room, artwork lighting,landscaping etc.