Create the atmosphere, not cold: saving and environmental protection. The light is not dazzling and helps to protect your eyes. Perfect for taking pictures or making videos, LED RGB bulbs make you look better in the camera. Suitable size, wide use:bulbs are very suitable for ceiling fan bulbs, chandeliers, chandelier bulbs, candle bulbs, lamps, wall lamps, outdoor lamps, etc. Suitable for indoor lighting, coffee shops, shopping malls, bars, restaurants, hotels, kitchens, living rooms, restaurants, bedrooms, corridors and wall lamps. [4-level brightness and 16 RGB colors] There are 16 colors to choose from, the 4-level brightness can be adjusted, and -button night light function can directly provide dark light to meet the sleeping needs. It has four automatic cycle modes (flash, strobe, fade and smooth) suitable for various scenes. Lighting mode allows you to set the right atmosphere at any time, bringing you a better visual experience. Whether you are a party or want a romantic moment. [Memory and Synchronization] This RGB light bulb can remember the last color or mode we used. Synchronization is a revolutionary , which is suitable for the environment where multiple light bulbs are used together, such as fan lights, bar lights, chandeliers, table lamps and so on. When we use flash and smooth mode, the rhythm of the color change of the light bulb can always be consistent. (Note: One remote controller can control all the light bulbs. )