Keep your electronic devices protected from dangerous power surges and spikes with the Belkin 4-Outlet Surge Protection Strip with two USB ports. Simply plug the surge protection strip into any AC wall outlet and connect up to four AC and two USB devices to keep them safe from power surges, lightning strikes, and AC contamination. It is ideal for laptops, desktops, printers, routers, and other home-office devices. This surge protection strip is rated to handle up to 525 joules. Charge your portable devices quickly thanks to two integrated USB ports. Ideal for smartphones, tablets, these USB ports charge at 2.4 amps. A large recessed power switch helps ensure you never accidentally power off your connected devices and makes reboots easy, while sliding safety covers help protect children from harm.