Homeowners and do-it-yourselfers can get more information, including warranty registration, at Lightahome.com:

INTENDED USE
Our Essential Series, is designed to provide smart economical lighting solutions. Simple in design while using the latest in lighting technology.

Provides general illumination in residential and light commercial applications. Ideal for use in foyers, hallways, bedrooms, offices, utility work areas, stairways and many other rooms in the house.

ATTRIBUTES
A sleek, ribbed, contoured stay-white, acrylic diffuser provides widespread illumination. This fixture provides an attractive low-cost lighting solution for every room in the home. Hidden cam-latches provide easy diffuser removal for installation and maintenance.

Includes (1) 22W Circline T9 and (1) 32W Circline T9 3500K fluorescent lamp(s) for energy efficiency, superior color rendering long life.

Standard with electronic ballast (120 volt, 60Hz) ensures no flickering and quiet operation without interfering with other home electronics.

For use with non-dimmable switches only.

All mounting hardware included.

LISTING
CUL listed to US and Canadian safety standards and suitable for damp locations. ENERGY STAR® qualified.

WARRANTY
Guaranteed for two years against mechanical defects in manufacture (excludes lamp).