The Nature's Generator 1800/1,440-Watt Gold System Generator allows you to generate free electricity by harnessing the power of the sun and wind. This durable generator set couples the power of the Nature's Generator with a Nature's Generator Power Panel. This high-quality generator stores electrical energy in its internal battery and uses state-of-the-art electronics that convert 12-Volt power to 120-Volt everyday household electricity; it provides 720 Watt hours of run time. The Nature's Generator does not require gas to run which makes it the perfect emergency and backup power source for use inside your home. With the included Nature's Generator Power Panel, you can keep your system charged and ready to go, essentially creating your own solar and wind power production plant.