Daim ntawv pov thawj: TÜV, CeInstrument classification: Class IIKev nyab xeeb tus qauv Gb/t 5130402-0100
Fais fab mov hom: Tshem tau roj teebKhoom siv: YasLub neej txee: 1 xyooDaim ntawv pov thawj: CEInstrument classification: Class IIKev ruaj ntseg tus qauv: GB15979-2002