Factory Authorized Outlet via eBay offers the Raven 3,200-watt Gas Powered Portable Power Generator, model no. GEN4000, for $229.99 with free shipping. That's the lowest total price we could find by $132. It features 4,000 surge watts and 3,200 rated watts, foldable handles, 4-gallon gas tank with 10 hours of purported running time at half load, fuel gauge, hour meter, pull starter, and non-fuse breaker.