Flammable Natural Methane Sniffer Leak Detector 501000PPM sensitivity portable detector with audible and visual alarm for quick gas detection Key benefits Detects low concentration combustible gases with sensitivity semiconductor sensor for fast response. Audible and visual alarm signals when gas concentration approaches the detection range, enabling timely investigation. Compact, lightweight and battery powered for convenient use on site and in confined spaces. Simple operation with no external power required, suitable for periodic checks and troubleshooting. What it does Measures gas concentrations from 50 to 1000 ppm to identify small leaks before they become larger problems. Detects a range of flammable gases including methane, propane, benzene, epoxy ethane, Is ethane, Nbutane, ethylene, ethane, ethanol, acetylene. Key specifications Sensor type: sensitivity semiconductor Measuring range: 50 to 1000 ppm Power: 2 x AAA batteries required, not included Materials: ABS housing and electronic components Size: approximately 41 x 26 x 317 mm (1.61 x 1.02 x 12.48 in) Practical applications Home: Inspect kitchen gas lines, stovetop fittings and furnace connections for small leaks. Maintenance and : Quick checks on garage heaters, boilers, and gas appliances during routine service. Field and outdoor use: Portable tool for plumbers, HVAC technicians, and technicians working on gas installations. What is included 1 x Leak Detector Additional notes Please allow a 1 to 2 cm measurement variance due to manual measurement. Product color may vary slightly from images depending on monitor settings. Batteries are not included. Ensure you use 2 AAA batteries for operation.