The PREDATOR® 4550 Max. Starting Watt, 3650 Max. Running Watt Open-Frame Inverter Generator uses built-in inverter technology to produce clean power that is safe for sensitive electronics. The efficient design gives you more power with lower fuel consumption, running to just over 16 hours per fill-up. Electronic Speed Control Mode (ESC Mode) saves fuel and extends engine life. Quieter than conventional generators at only 64.6 dBA, this inverter generator is ideal for camping, boating, and RV use with the included RV adapter.