Rilevatore di perdite di gas,Safe-Tester,Portatile Propano Metano Gas Naturale Sensore di allarme
Type：Combustible gas detector. 👍 Ultra-high sensitivity, quick alarm: high gas sensitivity, alarm within seconds after detecting leakage, 85dB high tone alert. Alarm sound：85db. Alarm concentration : 0.1%~0.5%.