The FEIT Electric ST19 60W Dimmable Daylight LED Replacement Bulbs are designed for indoor use. With a high brightness of 800 lumens, these LED bulbs are energy-efficient and long-lasting. Featuring a dimmable feature, these bulbs allow you to adjust the lighting intensity to your preference. The set includes 72 bulbs, providing ample lighting for various indoor spaces. This product by Feit Electric is a reliable and efficient option for replacing traditional incandescent bulbs in your home.