Walmart has the Sportsman 3,500-watt Portable Gas-Powered Generator for $249 with free shipping. Runs on gasoline and generates 4,000 peak surge watts and 3,500 rated running watts.
Has excellent Amazon Reviews, where it sells for the same price.
eBay has the Garmin DriveSmart 61 NA LMT-S 6.95" GPS (DriveSmart 61 LMT-S) refurbished for $150 with free shipping. BuyDig sells it for the same price.