Slim Lightweight&Easy Installation: Ultra thin and succinct model contributes to slim and smart fixture, perfect for low ceiling. Super easy to install the lamp, saving you electrician cost and time. Dust Proof&Fast Cleaning: Integrated sealed structure keeps dust away, no shadow or dark spots inside the lamp after long-term using. Rather convenient and fast to clean the exterior. Side Emitting&Energy Saving: Ringlike side emitting technology with high lumen efficiency chips distribute full view, even and pure lighting. Much energy can be saved, very friendly to environment.