The Generac 7031 is run by Generac G-Force engine. This engine is pressure lubricated, stable and reliable, able to handle rigorous use and needs less regular maintenance than most models. Maximum 11000 LP Watts and 10000 NG Watts. It operates at 63 decibels, which makes it a quiet electricity solution for homeowners. The true power TM technology in this model means reduced harmonic distortion by less than 5%. This equals smoother quality of power for sensitive devices and appliances. This model features Generac's evolution controller. This LCD display monitors the battery and maintenance schedules and operates with multiple language options. A mobile link remote monitor (sold separately) allows you to check upon your generator, even when you're not at home. Anywhere that you get mobile service with your laptop, phone or other smart device, you can access your generator's status. You can view scheduled operations, customer service requests and much more.