... 300mm. 2.CE,FCC,RoHS certificated. 3.Life span:50000H. 4.Control: Avaliable with remote. 5.2 years warranty. Round LED ... appearance. U efficient light guide plate, heighten the luminous intensity.2. Illuminant low power SMD LED.3. Installation ... high intensity and save energy, such as hotel, meeting room, factory, office, house, institution, school, hospital, etc. Fashionable Round led panel light ...