【Effective Gas Leak Detector】This natural gas leak detector is suitable for LPG, benzene, methane, ethane, propane, butane, natural gas, coal gas, liquefied natural gas, and more in tight spaces. Allow 30 seconds for warm-up before use 【Flexible Probe】The 11-inch gooseneck allows easy access to hard-to-reach areas like pipelines, storage tanks, gas fireplaces, and basements, ideal for both indoor and outdoor leak detection 【Visual and Audible Alarm】The gas detector employs both visual alarm and audible alarm as fast as 2 seconds of detection. With 12 colored bars and sound alarm that increase with gas concentration. Detection range: 50-10,000 ppm (Methane). Detection distance: 1-5cm 【User-Friendly Functions】Enable or disable Auto Power-Off with the APO button to save power after 10 minutes of inactivity. The Mute button silences the alarm, and the non-slip, wear-resistant design ensures a secure, comfortable grip for easy handling 【What You Get】1×Gas Leak Detector, 3×AAA Batteries, 1×Storage Bag, and 1×User Manual (English) 【High & Low Sensitivity Adjustable】High and low sensitivity are switchable for different scenarios. Low sensitivity detects 500-10,000ppm. High detects 50-500ppm. Set high sensitivity to find small gas leaks, set low sensitivity to find larger explosive gas leaks natural gas leak detector, gas leak detector, propane leak detector, sewer gas detector, natural gas detector, gas detectors for home natural gas, natural gas detectors for home, propane detector, gas detector for home, gas sniffer, lp gas detector, methane gas detector