【Multi-Gas Leak Detection】Natural gas and propane leak detector uses high-precision semiconductor sensors, which can quickly detect leaks of natural gas, coal gas, propane, methane, butane, liquefied petroleum gas, etc., and accurately locate the leak point, helping you to repair the leak in time and ensure the safety of your family and property., 【Loud Alarm & Visual Alerts】This natural gas leak detector responds in as little as 0.5 seconds when gas is detected, featuring a 75dB alarm and a visual bar graph to alert you to rising gas levels. The LCD screen turns red at high gas concentrations, helping you stay aware of leaks before they pose a risk., 【Portable & Compact: Save Money & Gas】Sized at 6.7×0.9×1.1 inches and weighing just 0.12 lbs, this lightweight gas detector fits easily into your bag or suitcase. With a pocket clip, it’s perfect for RVs, homes, and any space with gas appliances. Prevent costly diagnostics and gas waste with a tool that’s always within reach!, 【Quick & Easy Setup】Simply insert the included 2 AAA batteries, turn it on, and wait 30 seconds until you hear the warm-up completion tone. Press the S button to choose between high and low sensitivity modes, then start detecting gas leaks. A low battery indicator reminds you when it’s time to replace batteries, and the device automatically powers off after 5 minutes of inactivity to save battery power., 【Complete Package & 24/7 Support】Your purchase includes a gas detector, 2 AAA batteries, and a user manual. We provide a 2-year warranty, and our customer support team is available to assist you within 24 hours, aiming to address questions or concerns.