The new MSA ALTAIR PRO is a reliable and compact high-performance single-gas detector with field-proven, fast-responding 20 series sensors. Three sensor options are available to suit various applications and needs: Carbon Monoxide, Hydrogen Sulphide, Oxygen, Phosphine, Sulphur Dioxide, Ammonia, Hydrogen Cyanide etc. ALTAIR PROs true single-button operation offers a quick and easy access to all functions of the instrument. ALTAIR PRO features an extra thick rubberised housing which provides resistance to water and dust ingress. Via the built-in Infra-Red link data is transferred to a PC where information can be assessed quickly and easily.