... ,21W,35WCertificatons : Have got CE-LVD ,CE-EMC , RoHS , SAA,c-tick and ISO9001 CertificatonsSteps to install1. Turn off power supply2 ... . Remove the old T8 lamp3. Remove the starter for each lamp4. Place the new T5 adaptor into the lamp ... a T5 lamp5. Turn on power supply T5 light fixture for Euro ,pass CE-LVD ,CE-EMC , RoHS , SAA ...