Duracell DS10R1i 1000-watt 0.63-cc 2-stroke Gas Powered Portable Inverter Generator is light weight and features an Extended Life engine. With a 0.66-gallon fuel tank it will run for 5 hours at half load or 3 hours at full load. Duracell smartpower technology provides clean sine wave power under 3-percent, which delivers stable electrical power, allowing for max efficiency. This ultra clean power source allows you to safely run high tech electronics, appliances, and laptops with confidence. This take anywhere generator is great at any tailgate party, camping adventure or to amplify beach fun.