[Mutiple Detectable Gases]- Home gas detector suitable for detecting LPG(Methane), natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas etc. It cant detect the poisonous gas such as CO. [LED Digital Display Sound Warning]- Gas Detector offers Voice Notification and a digital readout of the GAS concentration.When gas leak concentration reaches presetting level, the alarm provides a visual and audible signal. 85dB alarm sound, reduce the risk of gas explosion and protect your family's life and property safety. [Easy to Install Widely Applyed]- Gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas. This product can be used as independent family alarm equipment, and also can be used as front detector of alarm system. Widely used for restaurant, kitchen, oil factory, garage, Gas Station etc. [Precautions]- The gas detector system takes 2-3 minutes to be preheated after powered on. please don't do anything during this time. When preheating completed, it will automatically enter the working mode. Quantity:1pc Size:As Shown