high quality air-sensitive component Ceiling mounted Target gas                       methane    coal gasAlarming concentration    ...

high quality air-sensitive component Introduction  c-series gas alarm which designed carefully and practicalityis adapt to used in public , enterprise and household . It has long validity period  , low consumption  , wide working voltage , visual and audible alarm...

High quality gas detector Gas detector can adapt to used in public , enterprise and householddesigned carefully and practicalitylong validity period  low consumptionwide working voltagevisual and audible alarmeasy to install Target...