Wintact WT8820 Combustible Gas Alarm Detector For Home Slight Gas Leakage Flammable Natural Gas Leak Detector Monitor Gas Anspecification 1.Material:plastic 2.Detectiongas:combustiblegas 3.Sensitivity:50ppmmethane(adjustable) 4.Alarmmode:soundandlightalarm... £25.94OnBuy.comDelivery: in United Kingdom ReportBuy!
