1. [STROBE EFFECT]A great way to liven up any party, these DJ Crystal RGB Full-Color LED Rotating Bulbs deliver red, blue and green colors which change and rotate automatically to create a strobe effect similar to a disco ball. 2. [DECORATIVE LIGHTING]Perfect for use at homes, night clubs, bars and reception halls, these Bulbs will turn any setting into a spectacular light display. Use them for holidays, weddings, birthdays, dance parties, Disco, and other festivities. 3. [STABLE AND SAFETY PRODUCT]We use isolation drive, perfect drive design, can use to 85 to 265 voltage, the drive have protection function of electric leakage, to avoid product explosion or short out during running. 4. [HARMLESS PRODUCTS]Unlike fluorescent bulbs, these LED lights do not contain mercury and won't release any hazardous gases. As such, there's no need to worry if a bulb breaks or about having to recycle it.