Gas Leak Detector, AGM Combustible Natural Gas Tester with Sound Light Alarm Sound & Light Alarm & Headphone Jack Fast warm-up.When combustible gas or vapor source is approached, frequency of audible signal (ticking) increases.Low battery indication.With a headphone jack for using in noisy environment. Adjustable Sensitivity & Easy Operation The adjustable beep rate helps to decrease the polluted gas density in the air. Flexible probe can be rotated so that you can detect gas leaks any areas or hard-to-reach places. Detecting Various Gases  It can measure the following gas: natural gas, propane, butane, methane, acetone, alcohol (ethanol), ammonia, steam, carbon monoxide, gasoline, jet fuel, hydrogen sulfide, gas, industrial solvents, paint thinner, naphtha and other combustible gases ingredients. Professional Combustible Gas Leak Detector  This gas leak detector has high sensitivity to detect explosive gas leakage,it can detect the leaked gas indoors with its slim goose neck sensor, and alarm if gas leaks. It is suitable for families, petroleum, chemical, industrial and mining areas such as combustible gases and toxic gas detection.This is an ideal tool for Industrial uses, HVAC, plumbing and plant maintenance. WHY DO YOU CHOOSE US  We're professional in designing the gas leak detector and always try our best to provide product with value.We provide 90 days unconditional guarantee so you can purchase now with confidence.If any problem please have no doubt to contact us.Email: service@agmhobby.com