Tshooj J Daim Ntawv Qhia Txog Kev Nyab Xeeb Kev Nyab Xeeb Tshooj J EMC Kev Tshawb Fawb J-Section Distribution Photometric Measurement FUGUANG IEC62778-xiav lub teeb txaus ntshai 5ST008-80W CE EMC 5ST008-80W CE LVD 5ST008-80W FCC 5ST008-80W--IPX4