Zitrades Disco DJ Lighting 3W E27 LED Crystal Ball Rotating full color light Voice Sound Activated Design with E27 screw cap lampholder Trusted quality for best performance,safe and reliable Long working life up to 20,000 hours,excellent stability Low consumption(save 80% energy ),no UV rays, environment friendly. Application: disco, ballroom,bar, KTV, home decoration, dance hall, indoor using and etc.