Power Everything This power surge protector can help expand and declutter your power needs by offering 12 additional standard US 3-prong grounded power outlets with sliding safety covers and 2 USB ports (10W 2.1A shared) in one elegant package. Its compact design and lengthy cable make it very easy to create the perfect all-in-one power setup for the home or office. Four outlets are widely spaced to fit large 'wall wart' power adapter bricks. Surge Suppression 12 surge protected power outlets, 4320 Joules of protection, 2-in-1 power / circuit breaker switch, built-in EMI/RFI filter, UL/cUL listed, wall mountable. Specifications For 120V AC / 60Hz (US plugs), capacity 15A, 1800 watts, clamping voltage 330V, max spike voltage 6,000V, response time < 1 ns, EMI/RFI filter range 150Khz - 100 Mhz, EMI/RFI filter attenuation 58dB. In the box 12 inch by 6 inch surge suppression power strip with 25 foot attached power cable, US AC wall outlet plugs (black)