The Gas Clip Technologies MGC-S Multi Gas Clip Simple is a maintenance-free portable 4-gas detector designed for continuous monitoring of hydrogen sulfide, carbon monoxide, oxygen and combustible gases. The low-power infrared LEL sensor supports two years of continuous operation with no charging and no routine calibration required. The detector features one-button operation, a large high-viewing-angle LCD, audible, visual and vibrating alarms, continuous one-second data logging and IP68 ingress protection. It works in oxygen-enriched and oxygen-deficient environments and is compatible with the MGC Simple Dock.