Widely applications: can be used in corridor, offices, schools, hospitals, shopping mall, meeting room, kitchen etc. 2. Brightness: CRI> 90, effectively restoring the qualities of the environment and goods. 3. Certification: ETL/FCC certification. 4. Easy installation and a best replacement of lights with E26/E27/GU24 socket directly 5. Save 1/2 power consumption than common energy-saving lamps 6. 50000 hours life span & 2 years warranty 7. Eco-Friendly: no lead or mercury; no UV or IR radiation.