4W LED filament bulb, standard G45 4W model with E27 socket. The transparent sphere that displays the LED filament gives it a retro style, perfect for all types of environments. Thanks to the e27 40w bulb, a lifespan of 25,000 hours, combined with low energy consumption, save up to 85% on energy consumption. EXTRASTAR LED bulbs have a warm 3000K color light that produces an instant bright light without flickering or noise. EXTRASTAR is committed to protecting the environment and your health, which is why we only offer products free of pollutants (mercury, lead) and radiation (UV). Internationally certified by CE and RoHS. The 3000K warm color light brings you a warm and soft atmosphere, allowing you to spend a good night and a romantic dinner with your family and friends. Perfect comfort and versatile lighting for patios, decks, weddings, parties, umbrellas, patios, pergolas and more.