The Gasoline Powered Portable Generator with Electric Start from A-iPower is a heavy duty device that has the capacity to support up to 4-5 sources at once. Suitable for both powering construction sites or for use as a backup home power supply, there's a number of user-friendly functions included such as one-touch start. This powerful generator has a large steel fuel tank that can run for approximately 9 hrs at 50percent capacity providing plenty of power in any setting. IMPORTANT SAFETY ALERT: The Consumer Product Safety Commission (CPSC) has published a Safety Alert about Portable Generator Hazards. Please review a copy of this alert, found in the From the Manufacturer section below.