Gas Clip created portable gas detectors with a difference. Gas Clips latest innovation is the Multi Gas Clip Simple or MGC Simple The MGC-Simple is a new four gas detector that requires no charging, no calibration and no maintenance ever. Just turn it on and have worry free assurance of protection against toxic gases 24/7 for two full years. The MGC-Simple is the result of Gas Clips refinement of advanced low-power photometric infrared technology for LEL measurement and their desire to change gas detection systems forever. This device Detects H2S, CO, O2 and Combustible Gases (LEL). This device is a perfect choice for those in the Oil and Gas Industry. This device is a game changer!