... up to 60% energy, that's not just energy,but money coming right back to your purse. Advantages of the T5 ... ,21W,35WCertificatons : Have got CE-LVD ,CE-EMC , RoHS , SAA,c-tick and ISO9001 CertificatonsSteps to install1. Turn off power supply2 ... fixture for Euro ,pass CE-LVD ,CE-EMC , RoHS , SAA,C-tick