30 Amp Autoformer

30 amp Autoformer has increased capacity to 3600 watts, with a fully automatic 10% boost when needed. Internal transformer increases volts and lowers amps, while sophisticated circuitry monitors power levels and boosts if power is less than 117 volts. Includes park power diagnostic light, as well as boost indicater light, spike and surge protection and polarity and ground test functions. Weatherproof. USA