The Sylvania ToLEDo Retro GLS Warm White E27 LED Bulbs come in a 4 pack and are energy efficient. They are ideal for use around your home in lamps or light fixtures. Since they have the same dimensions as a standard incadescent bulb, this makes them compatible with all* light fixtures. They can also be used in a commercial environment such as a hotel, restaurant and many applications. - Perfect for decorative and general lighting applications and creates a warm ambiance similar to traditional bulbs - Same look, size and functionality as incandescent bulbs - Omni-directional light distribution - Suitable replacement for incandescent and halogen bulbs - Gives the same sparkling light effect as incandescent bulbs - Dimensionally identical to incandescent bulbs - fits all fixtures - Environment friendly - no mercury and lower CO2 emissions - 15,000 hours average rated life - 2 years warranty *All light fixtures that support the GLS bulb shape and E27 bulb type.