Santaro 4W 3pack Warm White Dimmable Edison Vintage LED Filament Bulb - Soft White Replace 20W Incandescent, E26 110V 80Ra LED Edison Style Retro ST64 Soft Warm Light Color: Comfortable 2,700K warm white color creates sweet and cozy feelings. Fit medium standard base (E26), easy to install. Unique Design: Combines antique Edison bulb appearance with modern LED filament inside. High transparency glass shell applies full beam angle glow and great heat dissipation. Dimmable and High Color Rendering: Works with most LED Dimmers in market, can render Ra&gt;80 real color. Buy More Save More: Our bulb carries 90lm/W LED filament.Saving over 80% electricity bills and replacement fee compared to incandescent bulbs, 12 months warranty. Green Technology: No mercury, no UV or IR radiation, CE\ROHS approved components. UL verified power without buzzing noise.