When shopping for outdoor lighting, be sure to select a design and size to complement your house while providing sufficient lighting for safety. Progress Lighting has a wide variety of quality and affordable fixtures that can accent virtually any home. Features: -White pre-painted steel back plate. -UV stabilized polycarbonate diffuser. -Complies with "Americans with Disabilities Act" - ADA Mounting. -Ceiling or wall mounted. -Covers any outlet box. -Clear Prismatic diffuser. -120V NPF ballasts. -HPF available on request. -UL-CUL wet location listed. -Width/Diameter: 10-1/2". -Depth Extension: 4". -Lamp Quantity: Two. -Lamp Type: Twin 2-pin Comp. Fl.. -Lamp Wattage: 13w. -HPF: Yes. -Energy Efficient. -H/CTR 5-1/4".