Small 3 Watt 120VAC light bulb screws into any standard lamp socket (E27). By using the remote control you can change the bulb emission color to red, green, yellow, blue, purple and various hues. Remote features: on/off, strobe, fade smooth and dimming functions. Remote comes with built in batteries. Bulb output is 140 lumens, 30 degrees. Fun for parties; mood lighting; plays, Halloween; Christmas, etc. Brand new-package includes bulb for 120VAC , 60 HZ and one remote.