The ZE03-DG electrochemical module employs an electrochemical gas sensor and a high-performance microprocessor. Equipped with the ME-DG gas sensor, it can measure odor concentration. It features a built-in temperature sensor for temperature compensation, enabling accurate measurement of ambient gas concentrations. It also offers both digital and analog voltage outputs, facilitating user operation and debugging, and significantly shortening the design and development cycle. It perfectly integrates electrochemical sensors and circuitry to meet customer needs in various gas detection applications.