The Capteur gaz de fumée 7021630026 by DAIKIN is a gas smoke sensor designed for use with DAIKIN heat pumps and air conditioning systems. Its key features include advanced gas detection technology, compatibility with DAIKIN products, and easy installation. This sensor provides the benefit of enhanced safety by detecting harmful gas emissions and alerting users to potential hazards. Its unique selling points are its reliability, accuracy, and seamless integration with DAIKIN systems, ensuring optimal performance and peace of mind for users.