KINGSO 4 Pack E27 4W ST58 Cob Led Vintage Light Retro Edison Style Screw Technology 40W Incandescent Bulb Equivalent Squirrel Cage Nostalgic Filament Not Dimmable Warm White 2700K 400LM Amber Tinted New LED COB EPISTAR chip filament Latest technology with full glass to cap construction,almost identical appearance to traditional incandescent light bulbs Save electricity bill.Replacement for 40w Incandescent Bulbs Not dimmable,instant light,low heat,low power consumption and long life New Technology Unique Designer Squirrel Cage Glass Light Bulb,Filament as A Traditional Radio Valve Bulb Ideal for use in decorative fittings such as chandeliers and design-lead lighting