Fortune Products PL-300RJ-RCS02 Battery Powered Ultra Bright LED Remote Control Police Beacon, Frequency 2, 6" Diameter x 5" Height, Red LED beacon simulates rotation of police beacon, operates in Frequency 2, and can be used in a vehicle, factory, or warehouse to increase visibility, attract attention, or signal an alert Remote control can be used to turn beacon on or off from up to 120' away when visible Runs on six AA batteries (sold separately) 4.5V DC jack allows beacon to be used with a Fortune Products variable power adapter or battery power pack (sold separately) Red in color; measures 5" high and 6" in diameter