... , heighten the luminous intensity.2. Illuminant- low power SMD LED.3. Installation- flushbonding.4. Certification- CE, RoHS,FCC5. ... NO.DescriptionProduct size(mm)Specification Power Color temp Input voltageBean angleled quantity(3528SMD)Light sourceLuminousLife spanLDM-FY-180Round &squareDia180103000-9500koptionalAC100 ... , factory, office, house, institution, school, hospital, etc. Corridor down light