"Mobile Link" is Generac's generator monitoring system. All new Generac generators come WIFI capable from the factory. There is also a cellular option that can be installed onsite if WIFI is not feasible. With this technology, your generator can send out notifications if it changes status, exercises, and or there is a problem. It also notifies your Generac dealer if a problem should occur. There is lots of value in this product and gives the customer "Peace of Mind." Great improvements are made continually to make your experience better.