... : ETL ,C E , PSE ,FCC ,ROHS T10 led tubeBeson LED tube FEATURES:Certification: ETL ,C E , PSE ,FCC ,ROHSGreen ... with frequency switching and energy saving 66% than conventional fluorescent lightCircuit design: Top type constant current isolated circuit ... very low the lifespan is 10 times longer than conventional fluorescent lightApplications (Civilian Using & Commercial Using)Offices, Hotels, Factories ...