Lightahead RGBW LED Pattern Light Bulb - Holiday Projection Lights Auto Rotating LED Lamp E27 Base 4W Crystal Ball Stage Light for Party DJ Home Room (Butterfly Patterns) Energy saving, colorful light, cycle power; Power: 4W; Very easy to install,E27 holder Butterfly shape lights, Auto rotate lighting effect. You can put it on the ceiling, the lights will illuminate the display the Butterfly shape lights on the ground Auto rotate lighting effect. Comes with Lightahead's Guarantee of Satisfaction.