prepaid gas meter
2020-06-01
1.1featuresfunction ◆stscertifiedgasmeter ◆numerictokenprepaidsystemsupported ◆alarmalert:ledlight,lcdicon ◆longtermtrackingrecordsforthelatest240events,alarmandaction ◆tampering -magneticattackingdetection -metercoveropendetection...
