The Satco 13w Mini 2 Pin Base 21" Fluorescent Bulbs 860L are traditional style lamp bulbs with a cool white color temperature. These dimmable, frosted bulbs feature a 180° or more beam angle and are designed for indoor and outdoor use. With a compact fluorescent lamp technology, these bulbs provide 800-999 lm of light output and have a bulb wattage of 13W. Made with aluminum and glass materials and manufactured in China, these bulbs are energy-efficient with an energy star rating of 10 stars, making them a reliable lighting solution for your home or garden.