Description Description [Wide-Detect Range of Gas Leak Detector]The Gas Leak Detector can quickly detect and locate the familiar combustible gases leaks, such as methane, natural gas, propane, butane, ethane, coal gas, gas oil, gasoline, toluene, sewer gas,alcohol, ketones, and other gases. Locate of the gas leak.[High Sensitive Quick Response]Highly sensitive combustible gas detector can quickly and accurately detect even small leaks from piping or gas appliances within 2 seconds. The natural gas detector will alarm instantly when finding the gas leaking, and gas sensor detection range: approximately 50 to 10000 ppm (based on Methane).[Audible and Visible Alarm]When the Gas Leak Tester detects combustible gases, the number of simulation will increase with the increase of gases concentration, the beeping sound will also be with the increase of gases concentration. The pen Gas Sniffer enables you to reach anywhere even in hard-to-reach areas.[Portable Use Battery Powered]2 AAA batteries (included) are used for power supply. Has an easy-to-understand interface with on/off and sensitivity button, customers can operate the device with one hand. Has rubber around the outside to make holding it easier. Pen type design, easy to carry and operate.[Wide Application]Press the gas detector power switch and then around 30s warming-up process and then to find the potential leaking. The natural gas leak detector sniffer can be carried with you and used for gas detection in indoor, home, outdoor and field scenarios, such as kitchens, natural gas pipelines, propane storage tank stations, engine rooms, sewers, RV, etc.Colour: BlackMaterial: ABSPackage Contents:1 x Gas Leak Detector Alarm Combustible Gas Detector1 x English manualOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.