It can be used in coal gas, natural gas, boiler, industrial furnace, automatic electronic gas burner, etc WELCOME TO SIHON ELECTRONICS CO LTDWHAT YOU ... so on ) 1.Usage: Mainly used in coal gas, natural gas, boiler, industrial furnace, automatic electronic gas burner, etc 2.Specification:Igniter Size: 80 ... GOOD AFTER SERVICE YOUR INQUIRY WILL BE TIMELY RESPONEDED IN 24HOURS!!! HOPING BE YOUR FRIEND!!!