Power and Charge EverythingThis power surge protector can help solve the dwindling wall outlet conundrum by offering 12 additional standard US 3-prong grounded power outlets with sliding safety covers and a built in 2-port USB charger 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. 12 surge protected standard US power outlets with 4320 Joules of protection. Built-in EMI/RFI Filter. 2-in-1 power / circuit breaker switch. UL/cUL Rated. Sleek black design with sliding safety covers protect users from accidental contact and keeps dust and debris away from unused outlets. Four corner outlets have extra-wide spacing for large "wall wart" power adapter bricks. Built-in 2-port 10.5W (2.1A shared) USB charger. No need to have separate chargers wasting AC outlets. Charges almost all Apple iOS, Google Android, and Microsoft Windows Mobile devices. Small Windows tablets like the Dell Venue 8 Pro are also supported.