Westminster Night Club Disco Bulb Rotating 70s Style DJ Party Light Add night life to any dorm room, deck, bedroom, ballroom, or even your mama's basement! Rotating DJ party light fits standard light sockets and lamps to create a fun display of colorful lights. Perfect for ceiling lights, desk lamps, floor lamps, and more! No batteries required--just install in existing light fixture to get the party started. 4.00" x 2.50". ETL-listed.