Smoke detector/เครื่องตรวจจับควัน

This smoke detector alerts you to potential fire dangers by detecting the presence of smoke and heat in the atmosphere. The alarms feature a dust cover that protects the internal sensor from airborne contaminates that may take flight during a fire or a construction job. Application house, factories, shopping malls, hotels, restaurants, office buildings, teaching buildings, banks, libraries, warehouses, etc.