4.5 Watt (40 Watt Equivalent), T10 LED, Dimmable Light Bulb, Warm White 2200 E26/Medium (Standard) Base replicate the look and feel of traditional incandescent lighting. Providing an antique color temperature and shape you’re used to, these bulbs are an easy step into energy efficient lighting that looks great. Dimmable LED filament style bulbs emulate popular general purpose incandescents with excellent dimming.