Ebay offers Gas Powered 3500 Watt Portable Inverter Generator Super Quiet 58 dB Home Backup for $518.26 (reg. $1036.52) free shipping.

Product Description:
MXR3500 Portable Inverter Generator is a nice choice for clean power and optimal portability to charge and run your computer, TV, DVD player and more. It's single cylinder, 4-stroke, OHV engine produces 3,500 peak watts/3,000 running watts of power and generates just 58 dB of sound, making it perfect for quiet camping, RV and home use etc. Parallel capability allows you to run two our generators in tandem with the use of a power kit to effectively increase power output without the hassle that comes along with having a much larger unit. The handy suitcase design is both durable and compact and weighs only 47 lbs, giving you the freedom to take the MXR3500 anywhere with ease.