Never Used. Briggs & Stratton Storm Responder gasoline generator. Designed with a 7 gallon capacity tank, this powerful generator will purr for 13 hours at half-load, turning fuel into a constant 5500 watts of electricity that you can use to power all the necessary devices and stay connected with breaking news. Even heavy duty appliances and tools like dryers, washing machines and welders are provided for with a whopping 22.9 Amps produced at 240 volts. It has a durable, rust resistant build that keeps this generator humming through rain and snow, season after season. With a pair of large stable wheels and easy-to-grip handle .