The gas leak sensor adopts advanced low-current gas sensor and built-in temperature compensation module, which can detect tiny combustible gas molecules in the air in time, accurately send out an audible and visual alarm signal (85 decibels), and transmit the alarm signal to the APP, prompting Users deal with dangerous situations in a timely manner.Measuring range 0-100%LEL: Wide measurement range, timely informed of gas leakageLocal sound and light alarm: Make sure your family is the first to know about a gas leakAlarm message push: When an alarm occurs, the phone will also receive a message pushDevice self-check: Help managers know the equipment beyond the service life in timeSmart scene linkage: Interconnect with other smart home devices, such as IPC and light bulbsFlame retardant material shell: The alarm can still be successful in a fire