Powerful Yamaha 79cc Engine - Provides high power output. Yamaha Quiet Technology - Outfitted with Yamaha sophisticated muffler for quiet operation. Standard RV Outlet - No more searching for the right adapter. DC Outlet - Flexibility to charge and use devices. Illuminated Multi-Function LED Display - See generator status at a glance both day and night. Smart Dial Knob - Simple and easy start-up. Smart Throttle - Automatic load sensing adjusts power to device needs.