ALTAIR® 5X multigas detector. It detects combustible gases in LEL and or volume percentage range, oxygen, carbon monoxide, carbon dioxide, hydrogen sulphide, sulphur dioxide, ammonia, chlorine, VOCs and many others depending upon sensor configuration. It has rugged over molded polycarbonate housing provides unsurpassed durability, including ability to survive 10 ft drop. Field-proven integral pump provides consistent gas flow, eliminating concerns of externally-attached components. Its high performance XCell sensors last longer.