LiquidLEDs' 4-Watt Fancy Round Clear Dimmable LED Light Bulb (B15) looks like an Edison classic, with a filament of multiple LEDs creating a 360-degree beam spread. It produces 400 lumens with just 4 watts of electricity, has excellent dimming compatibility, and an average lifespan of 25,000 hours. It also has zero UV/IR emissions and no mercury.