Essentials For Home Office Dorm Room Essentials: Tessan 4-Outlet Surge Protector 7 in 1 Multiple Plug Outlet: This usb wall plug extender could turn 1 socket into 4 type B outlets and 3 USB ports, can charge 8 devices simultaneously, offering more choices for 3 pin plugs; You can use it in any indoor place such as home, office and dorm room USB Outlet Plug Adapter: 3 USB charging blocks can detect charged devices and deliver optimum charging speed up to 3A (2.4A max per port), ideal for cell phone, earphone, tablet, etc; The indicator let you know the USB charger block power is on/off Widely Space Outlet: 4-side design AC outlets could fit 4 big plugs at the same time without blocking; Makes this usb wall charger easier to use various equipment in any place with limited sockets, especially in bathroom, kitchen, living room Surge Protection: The power of this outlet expander ranges 125V~15A, 1875W max; Wall outlet surge protector can protect your expensive electronics from power surge attacks and spikes disturbances Space Saving: Just put this power outlet spiltter on the buttom of outlet to create a charging station in your home or any area with limited outlets; Compact and lightweight design to fit your luggage and briefcases; Fit for both GFCI and standard receptacles