ZE15-CO is a general-purpose and miniaturization electrochemical carbon monoxide detection module. It utilizes electrochemical principle to detect CO in air which makes the module with high selectivity and stability. Built-in temperature sensor can do temperature compensation; and it has digital output and analog voltage output. It is a combination of mature electrochemical detection principle and sophisticated circuit design. https://www.campuscomponent.com/products/ze15-co-electrochemical-carbon-monoxide-gas-module-se-3301-d/2208614000039106682