●High stablity sensor
●Automatic breakdown-checking function
●SMT design
●Can be used to detect natural gas and LPG.
●Auotp-reset
●Microprocessor adopted
●Operating voltage:AC85_265V
●Static current: ≤90mA             
●Alarm current: ≤100mA
●Power suply: ≤3W(220VAC)         
●Time of pre-heating:180s
●Alarm density:10%LEL(±5%LEL)
●Alarm SPL:≥85dB/m
●Operating temperature:-10℃~+50℃
●Alarm mode:sound flash alarm
●Transmitting frequency:315MHz/433MHz
●Transmitting distance:100m
●Dimension:115*72*48mm