The BESANTEK BSTMG01ETO Ethylene Oxide Gas Detector may be used in underground coal mining, the petrochemical industry, environmental protection and other spaces where explosive gases may exist. The BST-MG01ETO is specifically designed to detect Ethylene Oxide gas, and produces a sound and light alarm when the ETO gas concentration in the environment is higher or lower than that of preset alarm point. This device is portable and can be also used as a fixed device.