Designed for superior life-span and high performance, the ALTAIR Single-Gas Detector is the smart choice for market-leading, cost-effective gas monitors. Enjoy patented sensors for over two years (1080 alarm minutes) with no device maintenance. Features sensor options for carbon monoxide, hydrogen sulfide, and oxygen coupled with LED/audible/vibrating alarms. Superior dust/water protection, high RFI resistance, and one-button operation provide heightened safety, plus increased durability and ease-of-use. This detector measures Hydrogen Sulfide (H2S) and is designed to work seamlessly with the MSA FiveStar Link software and ALTAIR QuickCheck station . The detector is excellent for use in a variety of settings and industries to add stability, accuracy, and safety on the job. Established in 1914, MSA Safety Incorporated is the global leader in the development, manufacture and supply of safety products that protect people and facility infrastructures. Many MSA products integrate a combination of electronics, mechanical systems and advanced materials to protect users against hazardous or life-threatening situations. The company's comprehensive product line is used by workers around the world in a broad range of markets, including the oil, gas and petrochemical industry, the fire service, the construction industry, mining and the military. MSA's core products include self-contained breathing apparatus, fixed gas and flame detection systems, portable gas detection instruments, industrial head protection products, fire and rescue helmets, and fall protection devices.