Pauv: Xov tooj ntawm tes
Qhov tseem ceeb ntawm daim ntawv thov: Ib kauj ruam moulding, qhov ntev zoo ruaj khov, tsis tshua muaj nqi thiab tawm siab, cov tshuab muaj zog zoo, ntau yam ntawm cov khoom xaiv, tsis muaj hlau nplaum nickel dawb, siab permeability, qis residual magnetism

Daim ntawv thov: Ntse Wearable Thiab Pob Ntseg Accessories
Qhov tseem ceeb ntawm daim ntawv thov: Ib-kauj ruam moulding, zoo ntau yam ruaj khov, tsis tshua muaj nqi thiab tawm siab, muaj zog txhua yam muaj zog, ntau yam khoom siv xaiv, tsis muaj npib tsib xee tsis muaj kev ywj pheej, siab permeability, qis residual magnetism