Micro CD-100 Combustible Gas Detector The Ridgid micro CD-100 Combustible Gas Detector provides simple and quick readings to identify the presence of combustible gases. The micro CD-100 is designed to detect Methane, Propane, Butane, Ethanol, Ammonia, Hydrogen and many other combustible gases. (See Chart on back for a complete list.) With adjustable sensitivity, even low-levels of gases can be detected in seconds. The Ridgid micro CD-100 Gas Detector is the tool for ensuring proper gas line installations, checking for maintenance and repair needs or quickly pinpoint combustible gas leaks. Since 1923, Ridgid has remained the symbol of certainty to dedicated professionals of the expert trades. Every tool that bears the Ridgid brand is engineered to the same high standards of quality, strength, and endurance as was that first heavy-duty pipe wrench more than 80 years ago. Ridgid strives to inspire confidence in their brand by engineering products that consistently perform in the harsh demands of the professional"s work site. Powerful and reliable tools increase task efficiency, which results in faster work, more jobs, and improved profits. Ridgid aims to create industry innovations to help their customers create new services and income sources. When selecting the tools on which to stake your reputation, know that professionals choose the market leader. The difference is distinct. The difference is Ridgid. Ridgid 36163 Features: Rugged Ergonomic Design makes it capable of withstanding jobsite rigor. Tri-Mode Detection gives the operator the flexibility to be alerted with a visual, audible or vibration alert which can be adjusted for your environment. Adjustable Sensitivity Settings provides precise leak locating with the touch of a button. 16" Flexible Probe allows location and detection of leak in hard-to-reach and confined spaces. Field Replaceable Sensor means more up-time and less time waiting for repairs