Natural 50A Gas Leak Detector, Portable Gas Sniffer with Audible & Visual Alarm, for Combustible gas Like Methane, Propane

• 【Pen Type Design】The product is 6.3 inches long and 0.78 inches wide, weight is 2.04 ounces and comes with a pen hook that allows it to fit in a shirt pocket.If not in use for a long time, remove the battery. In some fixed scenarios, strict gas detection products can save you from worry.
• 【Other key information】Typical catalytic sensor>1 year, response time: determined by gas type.Low alarm:2000ppm, High alarm: 4000ppm. Drift: Zero drift less than 2% FS per half year, sensitivity drift less than 3%FS per half year.

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