4 surge-protected outlets defend valuable electronics from dangerous surges, spikes, and lightning Rotating 2-position outlets, 1,080 Joules of surge protection 2 USB Type-A ports provide 5 volts, 3.4 amps (shared) of convenient charging power for mobile devices, including tablets Smart Charging recognizes devices and maximizes charging speed Protection Working LED proactively indicates when protection circuitry is working properly Accepts up to 1,800 watts, 15 amps Includes user manual FREE SHIPPING