60W Krypton Bulb Features: Width/Diameter:-5/8" Height: 2-1/4" Uses (1) 60w Max E12 bulb About Progress Lighting: For over 100 years, Progress Lighting has been committed to providing a diverse selection of high quality lighting fixtures - earning them the reputation as the #1 decorative lighting line among Builders and Remodelers. Progress understands what it takes to be a leader...offering products that deliver aesthetic appeal, stellar performance, easy installation and good value.