WEN 56477i 4800-Watt Portable Inverter Generator with 224cc EngineSPECIFICATIONS Brand Name: XMSJ Origin: US(Origin) Hign concerned Chemical: None 224cc engine generates up to 4800 surge watts and 4000 rated watts Produces clean power to prevent damage to sensitive electronics such as smartphones, tablets and laptops Ultra efficient 1. 9 gallon tank provides up to 7 hours of half load run time Fuel shutoff maximizes the generator's lifespan by using up the remaining fuel in the carburetor before shutting down