Gasoline Fume Detector

Gasoline Fume Detector Keep your friends and family safe! This affordable unit detects dangerous fuel vapors, propane, methane, hydrogen (from batteries), and many other explosive vapors. Available in dash mount unit. 1 fume sensor is included, but an additional sensor can be added to either unit for monitoring of a propane locker or gen-set area. On/Off/Test switch insures smooth operation. 2 1/8" diameter.