PERFECT FOR PARTIES - Strobe Light Bulb, 360 degrees automatic rotation to provide party atmosphere, ideal for parties, festivals and clubs, etc. LOW POWER CONSUMPTION - It has only 3 watts power, with lifespan up to 25,000 hours, saving up to 85% in your electricity bill. EASY INSTALLATION - Aigostar party light blub is with an E27 Edison screw, compatible with all types of ordinary E27 halogen bulbs without tools, saving labour and time. WIDELY USED IN MANY OCCASIONS -The best design for discos, dance halls, bars, stages, clubs, parties, concerts, etc. It also can be used for weddings, pool parties, Christmas.