Transparent Amber F15 Flame antique flame lights for chandeliers and sconces. Triple Dipped Transparent Christmas lights illuminate in rich hues, while nickel bases prevent corrosion for 3,000 hours of Indoor / Outdoor display. 40 watt incandescent 130 volt light bulbs shine brighter. E26 base is standard household lamp size. Screw into outdoor patio strings and hang over decks, patios, under arbors, etc. Fade and peel resistant for long life and true color.